Home / 2,689,379.42-3,711,235.25-1,465,658.60

Finding the Fourth Proportional to 2,689,379.42, 3,711,235.25 and 1,465,658.60

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Solution

The fourth proportional to 2,689,379.42, 3,711,235.25 and 1,465,658.60 is: 2,022,549.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,379.42 : 3,711,235.25 = 1,465,658.60 : x
  2. Step 2: Convert to fraction form
    2,689,379.42/3,711,235.25 = 1,465,658.60/x
  3. Step 3: Cross multiply
    2,689,379.42x = 3,711,235.25 × 1,465,658.60
  4. Step 4: Simplify right side
    2,689,379.42x = 5,439,403,866,769.32
  5. Step 5: Solve for x
    x = 5,439,403,866,769.32/2,689,379.42
  6. Step 6: Final answer
    x = 2,022,549.83

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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.