Home / 2,832,638.92-3,909,042.12-1,543,479.64

Finding the Fourth Proportional to 2,832,638.92, 3,909,042.12 and 1,543,479.64

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Solution

The fourth proportional to 2,832,638.92, 3,909,042.12 and 1,543,479.64 is: 2,130,002.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,638.92 : 3,909,042.12 = 1,543,479.64 : x
  2. Step 2: Convert to fraction form
    2,832,638.92/3,909,042.12 = 1,543,479.64/x
  3. Step 3: Cross multiply
    2,832,638.92x = 3,909,042.12 × 1,543,479.64
  4. Step 4: Simplify right side
    2,832,638.92x = 6,033,526,924,122.44
  5. Step 5: Solve for x
    x = 6,033,526,924,122.44/2,832,638.92
  6. Step 6: Final answer
    x = 2,130,002.13

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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.