Home / 1,207,275.36-1,811,086.92-365,892.72

Finding the Fourth Proportional to 1,207,275.36, 1,811,086.92 and 365,892.72

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Solution

The fourth proportional to 1,207,275.36, 1,811,086.92 and 365,892.72 is: 548,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,275.36 : 1,811,086.92 = 365,892.72 : x
  2. Step 2: Convert to fraction form
    1,207,275.36/1,811,086.92 = 365,892.72/x
  3. Step 3: Cross multiply
    1,207,275.36x = 1,811,086.92 × 365,892.72
  4. Step 4: Simplify right side
    1,207,275.36x = 662,663,519,315.22
  5. Step 5: Solve for x
    x = 662,663,519,315.22/1,207,275.36
  6. Step 6: Final answer
    x = 548,891.78

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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.