Home / 3,947,981.52-5,924,161.98-1,926,242.04

Finding the Fourth Proportional to 3,947,981.52, 5,924,161.98 and 1,926,242.04

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Solution

The fourth proportional to 3,947,981.52, 5,924,161.98 and 1,926,242.04 is: 2,890,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,981.52 : 5,924,161.98 = 1,926,242.04 : x
  2. Step 2: Convert to fraction form
    3,947,981.52/5,924,161.98 = 1,926,242.04/x
  3. Step 3: Cross multiply
    3,947,981.52x = 5,924,161.98 × 1,926,242.04
  4. Step 4: Simplify right side
    3,947,981.52x = 11,411,369,857,645.64
  5. Step 5: Solve for x
    x = 11,411,369,857,645.64/3,947,981.52
  6. Step 6: Final answer
    x = 2,890,431.43

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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.