Home / 1,105,503.91-1,657,691.52-505,951.02

Finding the Fourth Proportional to 1,105,503.91, 1,657,691.52 and 505,951.02

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Solution

The fourth proportional to 1,105,503.91, 1,657,691.52 and 505,951.02 is: 758,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,503.91 : 1,657,691.52 = 505,951.02 : x
  2. Step 2: Convert to fraction form
    1,105,503.91/1,657,691.52 = 505,951.02/x
  3. Step 3: Cross multiply
    1,105,503.91x = 1,657,691.52 × 505,951.02
  4. Step 4: Simplify right side
    1,105,503.91x = 838,710,715,389.35
  5. Step 5: Solve for x
    x = 838,710,715,389.35/1,105,503.91
  6. Step 6: Final answer
    x = 758,668.25

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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.