Home / 2,451,299.90-3,677,540.33-768,403.40

Finding the Fourth Proportional to 2,451,299.90, 3,677,540.33 and 768,403.40

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Solution

The fourth proportional to 2,451,299.90, 3,677,540.33 and 768,403.40 is: 1,152,790.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451,299.90 : 3,677,540.33 = 768,403.40 : x
  2. Step 2: Convert to fraction form
    2,451,299.90/3,677,540.33 = 768,403.40/x
  3. Step 3: Cross multiply
    2,451,299.90x = 3,677,540.33 × 768,403.40
  4. Step 4: Simplify right side
    2,451,299.90x = 2,825,834,476,742.43
  5. Step 5: Solve for x
    x = 2,825,834,476,742.43/2,451,299.90
  6. Step 6: Final answer
    x = 1,152,790.19

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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.