Home / 2,617,284.60-3,925,927.44-820,167.72

Finding the Fourth Proportional to 2,617,284.60, 3,925,927.44 and 820,167.72

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Solution

The fourth proportional to 2,617,284.60, 3,925,927.44 and 820,167.72 is: 1,230,251.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,284.60 : 3,925,927.44 = 820,167.72 : x
  2. Step 2: Convert to fraction form
    2,617,284.60/3,925,927.44 = 820,167.72/x
  3. Step 3: Cross multiply
    2,617,284.60x = 3,925,927.44 × 820,167.72
  4. Step 4: Simplify right side
    2,617,284.60x = 3,219,918,957,350.24
  5. Step 5: Solve for x
    x = 3,219,918,957,350.24/2,617,284.60
  6. Step 6: Final answer
    x = 1,230,251.75

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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.