Home / 1,547,915.20-2,322,057.41-748,622.39

Finding the Fourth Proportional to 1,547,915.20, 2,322,057.41 and 748,622.39

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Solution

The fourth proportional to 1,547,915.20, 2,322,057.41 and 748,622.39 is: 1,123,022.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,915.20 : 2,322,057.41 = 748,622.39 : x
  2. Step 2: Convert to fraction form
    1,547,915.20/2,322,057.41 = 748,622.39/x
  3. Step 3: Cross multiply
    1,547,915.20x = 2,322,057.41 × 748,622.39
  4. Step 4: Simplify right side
    1,547,915.20x = 1,738,344,155,445.34
  5. Step 5: Solve for x
    x = 1,738,344,155,445.34/1,547,915.20
  6. Step 6: Final answer
    x = 1,123,022.86

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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.