Home / 3,217,658.90-4,826,414.55-1,619,792.90

Finding the Fourth Proportional to 3,217,658.90, 4,826,414.55 and 1,619,792.90

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Solution

The fourth proportional to 3,217,658.90, 4,826,414.55 and 1,619,792.90 is: 2,429,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,658.90 : 4,826,414.55 = 1,619,792.90 : x
  2. Step 2: Convert to fraction form
    3,217,658.90/4,826,414.55 = 1,619,792.90/x
  3. Step 3: Cross multiply
    3,217,658.90x = 4,826,414.55 × 1,619,792.90
  4. Step 4: Simplify right side
    3,217,658.90x = 7,817,792,020,546.69
  5. Step 5: Solve for x
    x = 7,817,792,020,546.69/3,217,658.90
  6. Step 6: Final answer
    x = 2,429,652.20

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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.