Home / 3,025,352.30-4,538,028.45-781,490.30

Finding the Fourth Proportional to 3,025,352.30, 4,538,028.45 and 781,490.30

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Solution

The fourth proportional to 3,025,352.30, 4,538,028.45 and 781,490.30 is: 1,172,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,352.30 : 4,538,028.45 = 781,490.30 : x
  2. Step 2: Convert to fraction form
    3,025,352.30/4,538,028.45 = 781,490.30/x
  3. Step 3: Cross multiply
    3,025,352.30x = 4,538,028.45 × 781,490.30
  4. Step 4: Simplify right side
    3,025,352.30x = 3,546,425,214,799.04
  5. Step 5: Solve for x
    x = 3,546,425,214,799.04/3,025,352.30
  6. Step 6: Final answer
    x = 1,172,235.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.