Home / 1,275,901.40-1,760,744.50-702,936.52

Finding the Fourth Proportional to 1,275,901.40, 1,760,744.50 and 702,936.52

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Solution

The fourth proportional to 1,275,901.40, 1,760,744.50 and 702,936.52 is: 970,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,901.40 : 1,760,744.50 = 702,936.52 : x
  2. Step 2: Convert to fraction form
    1,275,901.40/1,760,744.50 = 702,936.52/x
  3. Step 3: Cross multiply
    1,275,901.40x = 1,760,744.50 × 702,936.52
  4. Step 4: Simplify right side
    1,275,901.40x = 1,237,691,611,439.14
  5. Step 5: Solve for x
    x = 1,237,691,611,439.14/1,275,901.40
  6. Step 6: Final answer
    x = 970,052.71

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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.