Home / 1,371,755.38-1,893,022.09-759,947.87

Finding the Fourth Proportional to 1,371,755.38, 1,893,022.09 and 759,947.87

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Solution

The fourth proportional to 1,371,755.38, 1,893,022.09 and 759,947.87 is: 1,048,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,755.38 : 1,893,022.09 = 759,947.87 : x
  2. Step 2: Convert to fraction form
    1,371,755.38/1,893,022.09 = 759,947.87/x
  3. Step 3: Cross multiply
    1,371,755.38x = 1,893,022.09 × 759,947.87
  4. Step 4: Simplify right side
    1,371,755.38x = 1,438,598,105,158.45
  5. Step 5: Solve for x
    x = 1,438,598,105,158.45/1,371,755.38
  6. Step 6: Final answer
    x = 1,048,727.88

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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.