Home / 2,711,562.37-4,067,367.39-689,808.42

Finding the Fourth Proportional to 2,711,562.37, 4,067,367.39 and 689,808.42

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Solution

The fourth proportional to 2,711,562.37, 4,067,367.39 and 689,808.42 is: 1,034,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,562.37 : 4,067,367.39 = 689,808.42 : x
  2. Step 2: Convert to fraction form
    2,711,562.37/4,067,367.39 = 689,808.42/x
  3. Step 3: Cross multiply
    2,711,562.37x = 4,067,367.39 × 689,808.42
  4. Step 4: Simplify right side
    2,711,562.37x = 2,805,704,270,990.74
  5. Step 5: Solve for x
    x = 2,805,704,270,990.74/2,711,562.37
  6. Step 6: Final answer
    x = 1,034,718.69

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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.