Home / 775,295.45-1,162,149.68-755,846.18

Finding the Fourth Proportional to 775,295.45, 1,162,149.68 and 755,846.18

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Solution

The fourth proportional to 775,295.45, 1,162,149.68 and 755,846.18 is: 1,132,995.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,295.45 : 1,162,149.68 = 755,846.18 : x
  2. Step 2: Convert to fraction form
    775,295.45/1,162,149.68 = 755,846.18/x
  3. Step 3: Cross multiply
    775,295.45x = 1,162,149.68 × 755,846.18
  4. Step 4: Simplify right side
    775,295.45x = 878,406,398,938.61
  5. Step 5: Solve for x
    x = 878,406,398,938.61/775,295.45
  6. Step 6: Final answer
    x = 1,132,995.69

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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.