Home / 3,446,144.40-4,755,600.54-2,157,695.22

Finding the Fourth Proportional to 3,446,144.40, 4,755,600.54 and 2,157,695.22

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Solution

The fourth proportional to 3,446,144.40, 4,755,600.54 and 2,157,695.22 is: 2,977,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446,144.40 : 4,755,600.54 = 2,157,695.22 : x
  2. Step 2: Convert to fraction form
    3,446,144.40/4,755,600.54 = 2,157,695.22/x
  3. Step 3: Cross multiply
    3,446,144.40x = 4,755,600.54 × 2,157,695.22
  4. Step 4: Simplify right side
    3,446,144.40x = 10,261,136,553,387.42
  5. Step 5: Solve for x
    x = 10,261,136,553,387.42/3,446,144.40
  6. Step 6: Final answer
    x = 2,977,570.11

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Double scale
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1.5x scale

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.