Home / 1,098,468.38-1,516,045.46-615,064.64

Finding the Fourth Proportional to 1,098,468.38, 1,516,045.46 and 615,064.64

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Solution

The fourth proportional to 1,098,468.38, 1,516,045.46 and 615,064.64 is: 848,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,468.38 : 1,516,045.46 = 615,064.64 : x
  2. Step 2: Convert to fraction form
    1,098,468.38/1,516,045.46 = 615,064.64/x
  3. Step 3: Cross multiply
    1,098,468.38x = 1,516,045.46 × 615,064.64
  4. Step 4: Simplify right side
    1,098,468.38x = 932,465,955,078.53
  5. Step 5: Solve for x
    x = 932,465,955,078.53/1,098,468.38
  6. Step 6: Final answer
    x = 848,878.29

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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.