Home / 1,761,043.68-2,641,897.34-667,156.16

Finding the Fourth Proportional to 1,761,043.68, 2,641,897.34 and 667,156.16

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Solution

The fourth proportional to 1,761,043.68, 2,641,897.34 and 667,156.16 is: 1,000,859.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,043.68 : 2,641,897.34 = 667,156.16 : x
  2. Step 2: Convert to fraction form
    1,761,043.68/2,641,897.34 = 667,156.16/x
  3. Step 3: Cross multiply
    1,761,043.68x = 2,641,897.34 × 667,156.16
  4. Step 4: Simplify right side
    1,761,043.68x = 1,762,558,084,468.61
  5. Step 5: Solve for x
    x = 1,762,558,084,468.61/1,761,043.68
  6. Step 6: Final answer
    x = 1,000,859.95

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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.