Home / 3,712,851.60-5,122,747.44-2,142,585.60

Finding the Fourth Proportional to 3,712,851.60, 5,122,747.44 and 2,142,585.60

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Solution

The fourth proportional to 3,712,851.60, 5,122,747.44 and 2,142,585.60 is: 2,956,198.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,851.60 : 5,122,747.44 = 2,142,585.60 : x
  2. Step 2: Convert to fraction form
    3,712,851.60/5,122,747.44 = 2,142,585.60/x
  3. Step 3: Cross multiply
    3,712,851.60x = 5,122,747.44 × 2,142,585.60
  4. Step 4: Simplify right side
    3,712,851.60x = 10,975,924,897,380.87
  5. Step 5: Solve for x
    x = 10,975,924,897,380.87/3,712,851.60
  6. Step 6: Final answer
    x = 2,956,198.11

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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.