Home / 1,026,691.48-1,539,919.56-268,606.12

Finding the Fourth Proportional to 1,026,691.48, 1,539,919.56 and 268,606.12

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Solution

The fourth proportional to 1,026,691.48, 1,539,919.56 and 268,606.12 is: 402,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,691.48 : 1,539,919.56 = 268,606.12 : x
  2. Step 2: Convert to fraction form
    1,026,691.48/1,539,919.56 = 268,606.12/x
  3. Step 3: Cross multiply
    1,026,691.48x = 1,539,919.56 × 268,606.12
  4. Step 4: Simplify right side
    1,026,691.48x = 413,631,818,123.71
  5. Step 5: Solve for x
    x = 413,631,818,123.71/1,026,691.48
  6. Step 6: Final answer
    x = 402,878.40

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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.