Home / 1,215,391.05-1,821,972.02-466,873.29

Finding the Fourth Proportional to 1,215,391.05, 1,821,972.02 and 466,873.29

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Solution

The fourth proportional to 1,215,391.05, 1,821,972.02 and 466,873.29 is: 699,881.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,391.05 : 1,821,972.02 = 466,873.29 : x
  2. Step 2: Convert to fraction form
    1,215,391.05/1,821,972.02 = 466,873.29/x
  3. Step 3: Cross multiply
    1,215,391.05x = 1,821,972.02 × 466,873.29
  4. Step 4: Simplify right side
    1,215,391.05x = 850,630,068,930.98
  5. Step 5: Solve for x
    x = 850,630,068,930.98/1,215,391.05
  6. Step 6: Final answer
    x = 699,881.79

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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.