Home / 1,488,857.88-2,232,306.77-981,873.00

Finding the Fourth Proportional to 1,488,857.88, 2,232,306.77 and 981,873.00

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Solution

The fourth proportional to 1,488,857.88, 2,232,306.77 and 981,873.00 is: 1,472,163.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,857.88 : 2,232,306.77 = 981,873.00 : x
  2. Step 2: Convert to fraction form
    1,488,857.88/2,232,306.77 = 981,873.00/x
  3. Step 3: Cross multiply
    1,488,857.88x = 2,232,306.77 × 981,873.00
  4. Step 4: Simplify right side
    1,488,857.88x = 2,191,841,751,681.39
  5. Step 5: Solve for x
    x = 2,191,841,751,681.39/1,488,857.88
  6. Step 6: Final answer
    x = 1,472,163.18

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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.