Home / 3,685,445.61-5,085,691.21-2,031,520.24

Finding the Fourth Proportional to 3,685,445.61, 5,085,691.21 and 2,031,520.24

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Solution

The fourth proportional to 3,685,445.61, 5,085,691.21 and 2,031,520.24 is: 2,803,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,445.61 : 5,085,691.21 = 2,031,520.24 : x
  2. Step 2: Convert to fraction form
    3,685,445.61/5,085,691.21 = 2,031,520.24/x
  3. Step 3: Cross multiply
    3,685,445.61x = 5,085,691.21 × 2,031,520.24
  4. Step 4: Simplify right side
    3,685,445.61x = 10,331,684,627,505.09
  5. Step 5: Solve for x
    x = 10,331,684,627,505.09/3,685,445.61
  6. Step 6: Final answer
    x = 2,803,374.60

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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.