Home / 1,199,950.68-1,655,932.10-656,086.85

Finding the Fourth Proportional to 1,199,950.68, 1,655,932.10 and 656,086.85

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Solution

The fourth proportional to 1,199,950.68, 1,655,932.10 and 656,086.85 is: 905,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,950.68 : 1,655,932.10 = 656,086.85 : x
  2. Step 2: Convert to fraction form
    1,199,950.68/1,655,932.10 = 656,086.85/x
  3. Step 3: Cross multiply
    1,199,950.68x = 1,655,932.10 × 656,086.85
  4. Step 4: Simplify right side
    1,199,950.68x = 1,086,435,263,742.79
  5. Step 5: Solve for x
    x = 1,086,435,263,742.79/1,199,950.68
  6. Step 6: Final answer
    x = 905,399.93

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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.