Home / 1,018,121.68-1,404,839.34-588,441.82

Finding the Fourth Proportional to 1,018,121.68, 1,404,839.34 and 588,441.82

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Solution

The fourth proportional to 1,018,121.68, 1,404,839.34 and 588,441.82 is: 811,952.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,121.68 : 1,404,839.34 = 588,441.82 : x
  2. Step 2: Convert to fraction form
    1,018,121.68/1,404,839.34 = 588,441.82/x
  3. Step 3: Cross multiply
    1,018,121.68x = 1,404,839.34 × 588,441.82
  4. Step 4: Simplify right side
    1,018,121.68x = 826,666,218,037.20
  5. Step 5: Solve for x
    x = 826,666,218,037.20/1,018,121.68
  6. Step 6: Final answer
    x = 811,952.28

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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.