Home / 1,165,005.64-1,748,136.24-491,553.70

Finding the Fourth Proportional to 1,165,005.64, 1,748,136.24 and 491,553.70

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Solution

The fourth proportional to 1,165,005.64, 1,748,136.24 and 491,553.70 is: 737,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,005.64 : 1,748,136.24 = 491,553.70 : x
  2. Step 2: Convert to fraction form
    1,165,005.64/1,748,136.24 = 491,553.70/x
  3. Step 3: Cross multiply
    1,165,005.64x = 1,748,136.24 × 491,553.70
  4. Step 4: Simplify right side
    1,165,005.64x = 859,302,836,876.09
  5. Step 5: Solve for x
    x = 859,302,836,876.09/1,165,005.64
  6. Step 6: Final answer
    x = 737,595.43

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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.