Home / 1,016,901.19-1,403,448.15-587,180.80

Finding the Fourth Proportional to 1,016,901.19, 1,403,448.15 and 587,180.80

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Solution

The fourth proportional to 1,016,901.19, 1,403,448.15 and 587,180.80 is: 810,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,901.19 : 1,403,448.15 = 587,180.80 : x
  2. Step 2: Convert to fraction form
    1,016,901.19/1,403,448.15 = 587,180.80/x
  3. Step 3: Cross multiply
    1,016,901.19x = 1,403,448.15 × 587,180.80
  4. Step 4: Simplify right side
    1,016,901.19x = 824,077,807,475.52
  5. Step 5: Solve for x
    x = 824,077,807,475.52/1,016,901.19
  6. Step 6: Final answer
    x = 810,381.40

Related Problems

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Half scale
Find fourth proportional to 2,033,802.38, 2,806,896.30 and 1,174,361.60
Double scale
Find fourth proportional to 1,016,902.19, 1,403,449.53 and 587,181.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.