Home / 3,517,487.28-5,276,321.76-958,723.20

Finding the Fourth Proportional to 3,517,487.28, 5,276,321.76 and 958,723.20

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Solution

The fourth proportional to 3,517,487.28, 5,276,321.76 and 958,723.20 is: 1,438,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,487.28 : 5,276,321.76 = 958,723.20 : x
  2. Step 2: Convert to fraction form
    3,517,487.28/5,276,321.76 = 958,723.20/x
  3. Step 3: Cross multiply
    3,517,487.28x = 5,276,321.76 × 958,723.20
  4. Step 4: Simplify right side
    3,517,487.28x = 5,058,532,081,976.83
  5. Step 5: Solve for x
    x = 5,058,532,081,976.83/3,517,487.28
  6. Step 6: Final answer
    x = 1,438,109.56

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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.