Home / 3,689,673.53-5,091,876.08-2,140,818.26

Finding the Fourth Proportional to 3,689,673.53, 5,091,876.08 and 2,140,818.26

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Solution

The fourth proportional to 3,689,673.53, 5,091,876.08 and 2,140,818.26 is: 2,954,402.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,673.53 : 5,091,876.08 = 2,140,818.26 : x
  2. Step 2: Convert to fraction form
    3,689,673.53/5,091,876.08 = 2,140,818.26/x
  3. Step 3: Cross multiply
    3,689,673.53x = 5,091,876.08 × 2,140,818.26
  4. Step 4: Simplify right side
    3,689,673.53x = 10,900,781,273,627.92
  5. Step 5: Solve for x
    x = 10,900,781,273,627.92/3,689,673.53
  6. Step 6: Final answer
    x = 2,954,402.66

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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.