Home / 5,561,630.60-8,342,445.90-1,971,451.40

Finding the Fourth Proportional to 5,561,630.60, 8,342,445.90 and 1,971,451.40

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Solution

The fourth proportional to 5,561,630.60, 8,342,445.90 and 1,971,451.40 is: 2,957,177.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561,630.60 : 8,342,445.90 = 1,971,451.40 : x
  2. Step 2: Convert to fraction form
    5,561,630.60/8,342,445.90 = 1,971,451.40/x
  3. Step 3: Cross multiply
    5,561,630.60x = 8,342,445.90 × 1,971,451.40
  4. Step 4: Simplify right side
    5,561,630.60x = 16,446,726,648,979.26
  5. Step 5: Solve for x
    x = 16,446,726,648,979.26/5,561,630.60
  6. Step 6: Final answer
    x = 2,957,177.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.