Home / 1,151,510.91-1,588,262.26-998,275.11

Finding the Fourth Proportional to 1,151,510.91, 1,588,262.26 and 998,275.11

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Solution

The fourth proportional to 1,151,510.91, 1,588,262.26 and 998,275.11 is: 1,376,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,510.91 : 1,588,262.26 = 998,275.11 : x
  2. Step 2: Convert to fraction form
    1,151,510.91/1,588,262.26 = 998,275.11/x
  3. Step 3: Cross multiply
    1,151,510.91x = 1,588,262.26 × 998,275.11
  4. Step 4: Simplify right side
    1,151,510.91x = 1,585,522,682,310.35
  5. Step 5: Solve for x
    x = 1,585,522,682,310.35/1,151,510.91
  6. Step 6: Final answer
    x = 1,376,906.35

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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.