Home / 3,338,019.70-5,007,029.55-1,209,631.30

Finding the Fourth Proportional to 3,338,019.70, 5,007,029.55 and 1,209,631.30

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Solution

The fourth proportional to 3,338,019.70, 5,007,029.55 and 1,209,631.30 is: 1,814,446.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338,019.70 : 5,007,029.55 = 1,209,631.30 : x
  2. Step 2: Convert to fraction form
    3,338,019.70/5,007,029.55 = 1,209,631.30/x
  3. Step 3: Cross multiply
    3,338,019.70x = 5,007,029.55 × 1,209,631.30
  4. Step 4: Simplify right side
    3,338,019.70x = 6,056,659,663,704.92
  5. Step 5: Solve for x
    x = 6,056,659,663,704.92/3,338,019.70
  6. Step 6: Final answer
    x = 1,814,446.95

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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.