Home / 1,120,629.88-1,681,438.92-588,022.48

Finding the Fourth Proportional to 1,120,629.88, 1,681,438.92 and 588,022.48

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Solution

The fourth proportional to 1,120,629.88, 1,681,438.92 and 588,022.48 is: 882,292.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,629.88 : 1,681,438.92 = 588,022.48 : x
  2. Step 2: Convert to fraction form
    1,120,629.88/1,681,438.92 = 588,022.48/x
  3. Step 3: Cross multiply
    1,120,629.88x = 1,681,438.92 × 588,022.48
  4. Step 4: Simplify right side
    1,120,629.88x = 988,723,883,706.92
  5. Step 5: Solve for x
    x = 988,723,883,706.92/1,120,629.88
  6. Step 6: Final answer
    x = 882,292.99

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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.