Home / 3,150,982.80-4,726,474.20-1,888,160.40

Finding the Fourth Proportional to 3,150,982.80, 4,726,474.20 and 1,888,160.40

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Solution

The fourth proportional to 3,150,982.80, 4,726,474.20 and 1,888,160.40 is: 2,832,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,982.80 : 4,726,474.20 = 1,888,160.40 : x
  2. Step 2: Convert to fraction form
    3,150,982.80/4,726,474.20 = 1,888,160.40/x
  3. Step 3: Cross multiply
    3,150,982.80x = 4,726,474.20 × 1,888,160.40
  4. Step 4: Simplify right side
    3,150,982.80x = 8,924,341,416,061.68
  5. Step 5: Solve for x
    x = 8,924,341,416,061.68/3,150,982.80
  6. Step 6: Final answer
    x = 2,832,240.60

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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.