Home / 1,248,335.20-1,722,702.72-675,375.04

Finding the Fourth Proportional to 1,248,335.20, 1,722,702.72 and 675,375.04

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Solution

The fourth proportional to 1,248,335.20, 1,722,702.72 and 675,375.04 is: 932,017.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,335.20 : 1,722,702.72 = 675,375.04 : x
  2. Step 2: Convert to fraction form
    1,248,335.20/1,722,702.72 = 675,375.04/x
  3. Step 3: Cross multiply
    1,248,335.20x = 1,722,702.72 × 675,375.04
  4. Step 4: Simplify right side
    1,248,335.20x = 1,163,470,418,428.11
  5. Step 5: Solve for x
    x = 1,163,470,418,428.11/1,248,335.20
  6. Step 6: Final answer
    x = 932,017.63

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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.