Home / 1,199,944.31-1,655,923.30-656,080.48

Finding the Fourth Proportional to 1,199,944.31, 1,655,923.30 and 656,080.48

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Solution

The fourth proportional to 1,199,944.31, 1,655,923.30 and 656,080.48 is: 905,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,944.31 : 1,655,923.30 = 656,080.48 : x
  2. Step 2: Convert to fraction form
    1,199,944.31/1,655,923.30 = 656,080.48/x
  3. Step 3: Cross multiply
    1,199,944.31x = 1,655,923.30 × 656,080.48
  4. Step 4: Simplify right side
    1,199,944.31x = 1,086,418,944,622.32
  5. Step 5: Solve for x
    x = 1,086,418,944,622.32/1,199,944.31
  6. Step 6: Final answer
    x = 905,391.14

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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.