Home / 3,206,815.20-4,810,219.56-1,313,560.08

Finding the Fourth Proportional to 3,206,815.20, 4,810,219.56 and 1,313,560.08

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Solution

The fourth proportional to 3,206,815.20, 4,810,219.56 and 1,313,560.08 is: 1,970,338.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206,815.20 : 4,810,219.56 = 1,313,560.08 : x
  2. Step 2: Convert to fraction form
    3,206,815.20/4,810,219.56 = 1,313,560.08/x
  3. Step 3: Cross multiply
    3,206,815.20x = 4,810,219.56 × 1,313,560.08
  4. Step 4: Simplify right side
    3,206,815.20x = 6,318,512,390,051.17
  5. Step 5: Solve for x
    x = 6,318,512,390,051.17/3,206,815.20
  6. Step 6: Final answer
    x = 1,970,338.79

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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.