Home / 2,969,685.12-4,098,168.10-1,611,558.12

Finding the Fourth Proportional to 2,969,685.12, 4,098,168.10 and 1,611,558.12

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Solution

The fourth proportional to 2,969,685.12, 4,098,168.10 and 1,611,558.12 is: 2,223,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,685.12 : 4,098,168.10 = 1,611,558.12 : x
  2. Step 2: Convert to fraction form
    2,969,685.12/4,098,168.10 = 1,611,558.12/x
  3. Step 3: Cross multiply
    2,969,685.12x = 4,098,168.10 × 1,611,558.12
  4. Step 4: Simplify right side
    2,969,685.12x = 6,604,436,078,679.97
  5. Step 5: Solve for x
    x = 6,604,436,078,679.97/2,969,685.12
  6. Step 6: Final answer
    x = 2,223,951.64

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1.5x scale

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.