Home / 3,438,489.90-4,740,373.76-2,743,130.22

Finding the Fourth Proportional to 3,438,489.90, 4,740,373.76 and 2,743,130.22

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Solution

The fourth proportional to 3,438,489.90, 4,740,373.76 and 2,743,130.22 is: 3,781,736.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,489.90 : 4,740,373.76 = 2,743,130.22 : x
  2. Step 2: Convert to fraction form
    3,438,489.90/4,740,373.76 = 2,743,130.22/x
  3. Step 3: Cross multiply
    3,438,489.90x = 4,740,373.76 × 2,743,130.22
  4. Step 4: Simplify right side
    3,438,489.90x = 13,003,462,515,151.03
  5. Step 5: Solve for x
    x = 13,003,462,515,151.03/3,438,489.90
  6. Step 6: Final answer
    x = 3,781,736.43

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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.