Home / 1,356,472.30-2,034,708.45-1,042,513.90

Finding the Fourth Proportional to 1,356,472.30, 2,034,708.45 and 1,042,513.90

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Solution

The fourth proportional to 1,356,472.30, 2,034,708.45 and 1,042,513.90 is: 1,563,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,472.30 : 2,034,708.45 = 1,042,513.90 : x
  2. Step 2: Convert to fraction form
    1,356,472.30/2,034,708.45 = 1,042,513.90/x
  3. Step 3: Cross multiply
    1,356,472.30x = 2,034,708.45 × 1,042,513.90
  4. Step 4: Simplify right side
    1,356,472.30x = 2,121,211,841,572.46
  5. Step 5: Solve for x
    x = 2,121,211,841,572.46/1,356,472.30
  6. Step 6: Final answer
    x = 1,563,770.85

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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.