Home / 1,376,384.59-2,062,247.32-842,791.42

Finding the Fourth Proportional to 1,376,384.59, 2,062,247.32 and 842,791.42

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Solution

The fourth proportional to 1,376,384.59, 2,062,247.32 and 842,791.42 is: 1,262,760.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,384.59 : 2,062,247.32 = 842,791.42 : x
  2. Step 2: Convert to fraction form
    1,376,384.59/2,062,247.32 = 842,791.42/x
  3. Step 3: Cross multiply
    1,376,384.59x = 2,062,247.32 × 842,791.42
  4. Step 4: Simplify right side
    1,376,384.59x = 1,738,044,347,213.99
  5. Step 5: Solve for x
    x = 1,738,044,347,213.99/1,376,384.59
  6. Step 6: Final answer
    x = 1,262,760.68

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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.