Home / 1,126,319.13-1,689,460.61-273,397.77

Finding the Fourth Proportional to 1,126,319.13, 1,689,460.61 and 273,397.77

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Solution

The fourth proportional to 1,126,319.13, 1,689,460.61 and 273,397.77 is: 410,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,319.13 : 1,689,460.61 = 273,397.77 : x
  2. Step 2: Convert to fraction form
    1,126,319.13/1,689,460.61 = 273,397.77/x
  3. Step 3: Cross multiply
    1,126,319.13x = 1,689,460.61 × 273,397.77
  4. Step 4: Simplify right side
    1,126,319.13x = 461,894,761,909.85
  5. Step 5: Solve for x
    x = 461,894,761,909.85/1,126,319.13
  6. Step 6: Final answer
    x = 410,092.26

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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.