Home / 1,787,567.15-2,677,760.61-826,675.90

Finding the Fourth Proportional to 1,787,567.15, 2,677,760.61 and 826,675.90

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Solution

The fourth proportional to 1,787,567.15, 2,677,760.61 and 826,675.90 is: 1,238,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,567.15 : 2,677,760.61 = 826,675.90 : x
  2. Step 2: Convert to fraction form
    1,787,567.15/2,677,760.61 = 826,675.90/x
  3. Step 3: Cross multiply
    1,787,567.15x = 2,677,760.61 × 826,675.90
  4. Step 4: Simplify right side
    1,787,567.15x = 2,213,640,162,256.30
  5. Step 5: Solve for x
    x = 2,213,640,162,256.30/1,787,567.15
  6. Step 6: Final answer
    x = 1,238,353.57

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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.