Home / 1,142,131.39-1,713,199.21-468,092.12

Finding the Fourth Proportional to 1,142,131.39, 1,713,199.21 and 468,092.12

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Solution

The fourth proportional to 1,142,131.39, 1,713,199.21 and 468,092.12 is: 702,139.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,131.39 : 1,713,199.21 = 468,092.12 : x
  2. Step 2: Convert to fraction form
    1,142,131.39/1,713,199.21 = 468,092.12/x
  3. Step 3: Cross multiply
    1,142,131.39x = 1,713,199.21 × 468,092.12
  4. Step 4: Simplify right side
    1,142,131.39x = 801,935,040,455.00
  5. Step 5: Solve for x
    x = 801,935,040,455.00/1,142,131.39
  6. Step 6: Final answer
    x = 702,139.04

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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.