Home / 2,801,665.26-3,867,265.52-1,640,484.78

Finding the Fourth Proportional to 2,801,665.26, 3,867,265.52 and 1,640,484.78

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Solution

The fourth proportional to 2,801,665.26, 3,867,265.52 and 1,640,484.78 is: 2,264,435.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,665.26 : 3,867,265.52 = 1,640,484.78 : x
  2. Step 2: Convert to fraction form
    2,801,665.26/3,867,265.52 = 1,640,484.78/x
  3. Step 3: Cross multiply
    2,801,665.26x = 3,867,265.52 × 1,640,484.78
  4. Step 4: Simplify right side
    2,801,665.26x = 6,344,190,235,446.95
  5. Step 5: Solve for x
    x = 6,344,190,235,446.95/2,801,665.26
  6. Step 6: Final answer
    x = 2,264,435.49

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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.