Home / 3,155,680.80-4,737,720.72-1,660,822.56

Finding the Fourth Proportional to 3,155,680.80, 4,737,720.72 and 1,660,822.56

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Solution

The fourth proportional to 3,155,680.80, 4,737,720.72 and 1,660,822.56 is: 2,493,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,680.80 : 4,737,720.72 = 1,660,822.56 : x
  2. Step 2: Convert to fraction form
    3,155,680.80/4,737,720.72 = 1,660,822.56/x
  3. Step 3: Cross multiply
    3,155,680.80x = 4,737,720.72 × 1,660,822.56
  4. Step 4: Simplify right side
    3,155,680.80x = 7,868,513,454,755.44
  5. Step 5: Solve for x
    x = 7,868,513,454,755.44/3,155,680.80
  6. Step 6: Final answer
    x = 2,493,444.03

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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.