Home / 1,207,793.60-1,812,727.20-534,910.40

Finding the Fourth Proportional to 1,207,793.60, 1,812,727.20 and 534,910.40

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Solution

The fourth proportional to 1,207,793.60, 1,812,727.20 and 534,910.40 is: 802,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,793.60 : 1,812,727.20 = 534,910.40 : x
  2. Step 2: Convert to fraction form
    1,207,793.60/1,812,727.20 = 534,910.40/x
  3. Step 3: Cross multiply
    1,207,793.60x = 1,812,727.20 × 534,910.40
  4. Step 4: Simplify right side
    1,207,793.60x = 969,646,631,642.88
  5. Step 5: Solve for x
    x = 969,646,631,642.88/1,207,793.60
  6. Step 6: Final answer
    x = 802,824.78

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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.