Home / 1,253,976.77-1,731,205.27-825,502.46

Finding the Fourth Proportional to 1,253,976.77, 1,731,205.27 and 825,502.46

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Solution

The fourth proportional to 1,253,976.77, 1,731,205.27 and 825,502.46 is: 1,139,665.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,976.77 : 1,731,205.27 = 825,502.46 : x
  2. Step 2: Convert to fraction form
    1,253,976.77/1,731,205.27 = 825,502.46/x
  3. Step 3: Cross multiply
    1,253,976.77x = 1,731,205.27 × 825,502.46
  4. Step 4: Simplify right side
    1,253,976.77x = 1,429,114,204,922.20
  5. Step 5: Solve for x
    x = 1,429,114,204,922.20/1,253,976.77
  6. Step 6: Final answer
    x = 1,139,665.62

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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.