Home / 1,158,231.88-1,596,363.42-770,353.12

Finding the Fourth Proportional to 1,158,231.88, 1,596,363.42 and 770,353.12

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Solution

The fourth proportional to 1,158,231.88, 1,596,363.42 and 770,353.12 is: 1,061,759.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,231.88 : 1,596,363.42 = 770,353.12 : x
  2. Step 2: Convert to fraction form
    1,158,231.88/1,596,363.42 = 770,353.12/x
  3. Step 3: Cross multiply
    1,158,231.88x = 1,596,363.42 × 770,353.12
  4. Step 4: Simplify right side
    1,158,231.88x = 1,229,763,541,250.87
  5. Step 5: Solve for x
    x = 1,229,763,541,250.87/1,158,231.88
  6. Step 6: Final answer
    x = 1,061,759.36

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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.