Home / 1,016,900.19-1,403,446.77-587,179.80

Finding the Fourth Proportional to 1,016,900.19, 1,403,446.77 and 587,179.80

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Solution

The fourth proportional to 1,016,900.19, 1,403,446.77 and 587,179.80 is: 810,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,900.19 : 1,403,446.77 = 587,179.80 : x
  2. Step 2: Convert to fraction form
    1,016,900.19/1,403,446.77 = 587,179.80/x
  3. Step 3: Cross multiply
    1,016,900.19x = 1,403,446.77 × 587,179.80
  4. Step 4: Simplify right side
    1,016,900.19x = 824,075,593,719.25
  5. Step 5: Solve for x
    x = 824,075,593,719.25/1,016,900.19
  6. Step 6: Final answer
    x = 810,380.02

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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.