Home / 1,276,039.92-1,760,974.97-732,275.18

Finding the Fourth Proportional to 1,276,039.92, 1,760,974.97 and 732,275.18

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Solution

The fourth proportional to 1,276,039.92, 1,760,974.97 and 732,275.18 is: 1,010,562.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,039.92 : 1,760,974.97 = 732,275.18 : x
  2. Step 2: Convert to fraction form
    1,276,039.92/1,760,974.97 = 732,275.18/x
  3. Step 3: Cross multiply
    1,276,039.92x = 1,760,974.97 × 732,275.18
  4. Step 4: Simplify right side
    1,276,039.92x = 1,289,518,250,665.99
  5. Step 5: Solve for x
    x = 1,289,518,250,665.99/1,276,039.92
  6. Step 6: Final answer
    x = 1,010,562.62

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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.