Home / 6,248,793.60-9,373,190.40-1,989,392.40

Finding the Fourth Proportional to 6,248,793.60, 9,373,190.40 and 1,989,392.40

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Solution

The fourth proportional to 6,248,793.60, 9,373,190.40 and 1,989,392.40 is: 2,984,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248,793.60 : 9,373,190.40 = 1,989,392.40 : x
  2. Step 2: Convert to fraction form
    6,248,793.60/9,373,190.40 = 1,989,392.40/x
  3. Step 3: Cross multiply
    6,248,793.60x = 9,373,190.40 × 1,989,392.40
  4. Step 4: Simplify right side
    6,248,793.60x = 18,646,953,745,512.96
  5. Step 5: Solve for x
    x = 18,646,953,745,512.96/6,248,793.60
  6. Step 6: Final answer
    x = 2,984,088.60

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Double scale
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Similar ratio
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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.