Home / 1,207,793.46-1,666,775.70-663,952.20

Finding the Fourth Proportional to 1,207,793.46, 1,666,775.70 and 663,952.20

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Solution

The fourth proportional to 1,207,793.46, 1,666,775.70 and 663,952.20 is: 916,265.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,793.46 : 1,666,775.70 = 663,952.20 : x
  2. Step 2: Convert to fraction form
    1,207,793.46/1,666,775.70 = 663,952.20/x
  3. Step 3: Cross multiply
    1,207,793.46x = 1,666,775.70 × 663,952.20
  4. Step 4: Simplify right side
    1,207,793.46x = 1,106,659,392,921.54
  5. Step 5: Solve for x
    x = 1,106,659,392,921.54/1,207,793.46
  6. Step 6: Final answer
    x = 916,265.43

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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.