Home / 1,127,493.02-1,691,337.88-286,044.78

Finding the Fourth Proportional to 1,127,493.02, 1,691,337.88 and 286,044.78

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Solution

The fourth proportional to 1,127,493.02, 1,691,337.88 and 286,044.78 is: 429,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,493.02 : 1,691,337.88 = 286,044.78 : x
  2. Step 2: Convert to fraction form
    1,127,493.02/1,691,337.88 = 286,044.78/x
  3. Step 3: Cross multiply
    1,127,493.02x = 1,691,337.88 × 286,044.78
  4. Step 4: Simplify right side
    1,127,493.02x = 483,798,371,790.27
  5. Step 5: Solve for x
    x = 483,798,371,790.27/1,127,493.02
  6. Step 6: Final answer
    x = 429,092.12

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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.