Home / 3,976,160.31-5,487,546.60-2,407,156.95

Finding the Fourth Proportional to 3,976,160.31, 5,487,546.60 and 2,407,156.95

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Solution

The fourth proportional to 3,976,160.31, 5,487,546.60 and 2,407,156.95 is: 3,322,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,160.31 : 5,487,546.60 = 2,407,156.95 : x
  2. Step 2: Convert to fraction form
    3,976,160.31/5,487,546.60 = 2,407,156.95/x
  3. Step 3: Cross multiply
    3,976,160.31x = 5,487,546.60 × 2,407,156.95
  4. Step 4: Simplify right side
    3,976,160.31x = 13,209,385,936,638.87
  5. Step 5: Solve for x
    x = 13,209,385,936,638.87/3,976,160.31
  6. Step 6: Final answer
    x = 3,322,146.22

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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.