Home / 1,787,575.46-2,677,773.09-826,684.20

Finding the Fourth Proportional to 1,787,575.46, 2,677,773.09 and 826,684.20

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Solution

The fourth proportional to 1,787,575.46, 2,677,773.09 and 826,684.20 is: 1,238,366.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,575.46 : 2,677,773.09 = 826,684.20 : x
  2. Step 2: Convert to fraction form
    1,787,575.46/2,677,773.09 = 826,684.20/x
  3. Step 3: Cross multiply
    1,787,575.46x = 2,677,773.09 × 826,684.20
  4. Step 4: Simplify right side
    1,787,575.46x = 2,213,672,704,688.18
  5. Step 5: Solve for x
    x = 2,213,672,704,688.18/1,787,575.46
  6. Step 6: Final answer
    x = 1,238,366.02

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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.