Home / 1,248,680.88-1,723,179.62-675,721.06

Finding the Fourth Proportional to 1,248,680.88, 1,723,179.62 and 675,721.06

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Solution

The fourth proportional to 1,248,680.88, 1,723,179.62 and 675,721.06 is: 932,495.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,680.88 : 1,723,179.62 = 675,721.06 : x
  2. Step 2: Convert to fraction form
    1,248,680.88/1,723,179.62 = 675,721.06/x
  3. Step 3: Cross multiply
    1,248,680.88x = 1,723,179.62 × 675,721.06
  4. Step 4: Simplify right side
    1,248,680.88x = 1,164,388,750,780.90
  5. Step 5: Solve for x
    x = 1,164,388,750,780.90/1,248,680.88
  6. Step 6: Final answer
    x = 932,495.06

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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.