Home / 3,281,285.80-4,921,928.70-2,015,007.40

Finding the Fourth Proportional to 3,281,285.80, 4,921,928.70 and 2,015,007.40

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Solution

The fourth proportional to 3,281,285.80, 4,921,928.70 and 2,015,007.40 is: 3,022,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,285.80 : 4,921,928.70 = 2,015,007.40 : x
  2. Step 2: Convert to fraction form
    3,281,285.80/4,921,928.70 = 2,015,007.40/x
  3. Step 3: Cross multiply
    3,281,285.80x = 4,921,928.70 × 2,015,007.40
  4. Step 4: Simplify right side
    3,281,285.80x = 9,917,722,752,772.38
  5. Step 5: Solve for x
    x = 9,917,722,752,772.38/3,281,285.80
  6. Step 6: Final answer
    x = 3,022,511.10

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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.