Home / 1,371,713.60-1,892,939.97-759,864.47

Finding the Fourth Proportional to 1,371,713.60, 1,892,939.97 and 759,864.47

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Solution

The fourth proportional to 1,371,713.60, 1,892,939.97 and 759,864.47 is: 1,048,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,713.60 : 1,892,939.97 = 759,864.47 : x
  2. Step 2: Convert to fraction form
    1,371,713.60/1,892,939.97 = 759,864.47/x
  3. Step 3: Cross multiply
    1,371,713.60x = 1,892,939.97 × 759,864.47
  4. Step 4: Simplify right side
    1,371,713.60x = 1,438,377,817,581.17
  5. Step 5: Solve for x
    x = 1,438,377,817,581.17/1,371,713.60
  6. Step 6: Final answer
    x = 1,048,599.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.