Home / 1,472,279.90-2,031,734.04-827,702.96

Finding the Fourth Proportional to 1,472,279.90, 2,031,734.04 and 827,702.96

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Solution

The fourth proportional to 1,472,279.90, 2,031,734.04 and 827,702.96 is: 1,142,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,279.90 : 2,031,734.04 = 827,702.96 : x
  2. Step 2: Convert to fraction form
    1,472,279.90/2,031,734.04 = 827,702.96/x
  3. Step 3: Cross multiply
    1,472,279.90x = 2,031,734.04 × 827,702.96
  4. Step 4: Simplify right side
    1,472,279.90x = 1,681,672,278,840.76
  5. Step 5: Solve for x
    x = 1,681,672,278,840.76/1,472,279.90
  6. Step 6: Final answer
    x = 1,142,223.21

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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.