Home / 2,931,490.80-4,397,236.20-2,035,695.60

Finding the Fourth Proportional to 2,931,490.80, 4,397,236.20 and 2,035,695.60

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Solution

The fourth proportional to 2,931,490.80, 4,397,236.20 and 2,035,695.60 is: 3,053,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,490.80 : 4,397,236.20 = 2,035,695.60 : x
  2. Step 2: Convert to fraction form
    2,931,490.80/4,397,236.20 = 2,035,695.60/x
  3. Step 3: Cross multiply
    2,931,490.80x = 4,397,236.20 × 2,035,695.60
  4. Step 4: Simplify right side
    2,931,490.80x = 8,951,434,384,500.72
  5. Step 5: Solve for x
    x = 8,951,434,384,500.72/2,931,490.80
  6. Step 6: Final answer
    x = 3,053,543.40

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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.