Home / 3,218,301.96-4,827,453-822,151.92

Finding the Fourth Proportional to 3,218,301.96, 4,827,453 and 822,151.92

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Solution

The fourth proportional to 3,218,301.96, 4,827,453 and 822,151.92 is: 1,233,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,301.96 : 4,827,453 = 822,151.92 : x
  2. Step 2: Convert to fraction form
    3,218,301.96/4,827,453 = 822,151.92/x
  3. Step 3: Cross multiply
    3,218,301.96x = 4,827,453 × 822,151.92
  4. Step 4: Simplify right side
    3,218,301.96x = 3,968,899,752,659.76
  5. Step 5: Solve for x
    x = 3,968,899,752,659.76/3,218,301.96
  6. Step 6: Final answer
    x = 1,233,227.90

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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.