Home / 1,100,701.98-1,518,680.04-635,442.03

Finding the Fourth Proportional to 1,100,701.98, 1,518,680.04 and 635,442.03

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Solution

The fourth proportional to 1,100,701.98, 1,518,680.04 and 635,442.03 is: 876,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,701.98 : 1,518,680.04 = 635,442.03 : x
  2. Step 2: Convert to fraction form
    1,100,701.98/1,518,680.04 = 635,442.03/x
  3. Step 3: Cross multiply
    1,100,701.98x = 1,518,680.04 × 635,442.03
  4. Step 4: Simplify right side
    1,100,701.98x = 965,033,125,155.17
  5. Step 5: Solve for x
    x = 965,033,125,155.17/1,100,701.98
  6. Step 6: Final answer
    x = 876,743.34

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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.