Home / 937,136.88-1,292,282.28-801,619.38

Finding the Fourth Proportional to 937,136.88, 1,292,282.28 and 801,619.38

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Solution

The fourth proportional to 937,136.88, 1,292,282.28 and 801,619.38 is: 1,105,407.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,136.88 : 1,292,282.28 = 801,619.38 : x
  2. Step 2: Convert to fraction form
    937,136.88/1,292,282.28 = 801,619.38/x
  3. Step 3: Cross multiply
    937,136.88x = 1,292,282.28 × 801,619.38
  4. Step 4: Simplify right side
    937,136.88x = 1,035,918,520,078.59
  5. Step 5: Solve for x
    x = 1,035,918,520,078.59/937,136.88
  6. Step 6: Final answer
    x = 1,105,407.91

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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.