Home / 1,110,178.62-1,532,083.59-680,375.70

Finding the Fourth Proportional to 1,110,178.62, 1,532,083.59 and 680,375.70

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Solution

The fourth proportional to 1,110,178.62, 1,532,083.59 and 680,375.70 is: 938,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,178.62 : 1,532,083.59 = 680,375.70 : x
  2. Step 2: Convert to fraction form
    1,110,178.62/1,532,083.59 = 680,375.70/x
  3. Step 3: Cross multiply
    1,110,178.62x = 1,532,083.59 × 680,375.70
  4. Step 4: Simplify right side
    1,110,178.62x = 1,042,392,445,004.76
  5. Step 5: Solve for x
    x = 1,042,392,445,004.76/1,110,178.62
  6. Step 6: Final answer
    x = 938,941.20

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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.