Home / 1,117,448.76-1,542,049.72-608,140.20

Finding the Fourth Proportional to 1,117,448.76, 1,542,049.72 and 608,140.20

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Solution

The fourth proportional to 1,117,448.76, 1,542,049.72 and 608,140.20 is: 839,217.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,448.76 : 1,542,049.72 = 608,140.20 : x
  2. Step 2: Convert to fraction form
    1,117,448.76/1,542,049.72 = 608,140.20/x
  3. Step 3: Cross multiply
    1,117,448.76x = 1,542,049.72 × 608,140.20
  4. Step 4: Simplify right side
    1,117,448.76x = 937,782,425,130.74
  5. Step 5: Solve for x
    x = 937,782,425,130.74/1,117,448.76
  6. Step 6: Final answer
    x = 839,217.38

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Half scale
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Double scale
Find fourth proportional to 1,117,449.76, 1,542,051.10 and 608,141.20
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.