Home / 3,585,879.60-4,948,369.20-1,954,251.78

Finding the Fourth Proportional to 3,585,879.60, 4,948,369.20 and 1,954,251.78

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Solution

The fourth proportional to 3,585,879.60, 4,948,369.20 and 1,954,251.78 is: 2,696,788.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,879.60 : 4,948,369.20 = 1,954,251.78 : x
  2. Step 2: Convert to fraction form
    3,585,879.60/4,948,369.20 = 1,954,251.78/x
  3. Step 3: Cross multiply
    3,585,879.60x = 4,948,369.20 × 1,954,251.78
  4. Step 4: Simplify right side
    3,585,879.60x = 9,670,359,317,197.18
  5. Step 5: Solve for x
    x = 9,670,359,317,197.18/3,585,879.60
  6. Step 6: Final answer
    x = 2,696,788.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.