Home / 2,576,677.42-3,865,468.92-979,380.10

Finding the Fourth Proportional to 2,576,677.42, 3,865,468.92 and 979,380.10

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Solution

The fourth proportional to 2,576,677.42, 3,865,468.92 and 979,380.10 is: 1,469,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,677.42 : 3,865,468.92 = 979,380.10 : x
  2. Step 2: Convert to fraction form
    2,576,677.42/3,865,468.92 = 979,380.10/x
  3. Step 3: Cross multiply
    2,576,677.42x = 3,865,468.92 × 979,380.10
  4. Step 4: Simplify right side
    2,576,677.42x = 3,785,763,337,416.49
  5. Step 5: Solve for x
    x = 3,785,763,337,416.49/2,576,677.42
  6. Step 6: Final answer
    x = 1,469,242.25

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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.