Home / 2,969,689.60-4,454,534.40-2,213,862.40

Finding the Fourth Proportional to 2,969,689.60, 4,454,534.40 and 2,213,862.40

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Solution

The fourth proportional to 2,969,689.60, 4,454,534.40 and 2,213,862.40 is: 3,320,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,689.60 : 4,454,534.40 = 2,213,862.40 : x
  2. Step 2: Convert to fraction form
    2,969,689.60/4,454,534.40 = 2,213,862.40/x
  3. Step 3: Cross multiply
    2,969,689.60x = 4,454,534.40 × 2,213,862.40
  4. Step 4: Simplify right side
    2,969,689.60x = 9,861,726,217,666.56
  5. Step 5: Solve for x
    x = 9,861,726,217,666.56/2,969,689.60
  6. Step 6: Final answer
    x = 3,320,793.60

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1.5x scale

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.