Home / 1,517,726.96-2,276,679.54-571,105.88

Finding the Fourth Proportional to 1,517,726.96, 2,276,679.54 and 571,105.88

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Solution

The fourth proportional to 1,517,726.96, 2,276,679.54 and 571,105.88 is: 856,692.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,726.96 : 2,276,679.54 = 571,105.88 : x
  2. Step 2: Convert to fraction form
    1,517,726.96/2,276,679.54 = 571,105.88/x
  3. Step 3: Cross multiply
    1,517,726.96x = 2,276,679.54 × 571,105.88
  4. Step 4: Simplify right side
    1,517,726.96x = 1,300,225,072,169.70
  5. Step 5: Solve for x
    x = 1,300,225,072,169.70/1,517,726.96
  6. Step 6: Final answer
    x = 856,692.35

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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.