Home / 2,160,221.04-3,240,790.83-739,895.76

Finding the Fourth Proportional to 2,160,221.04, 3,240,790.83 and 739,895.76

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Solution

The fourth proportional to 2,160,221.04, 3,240,790.83 and 739,895.76 is: 1,110,000.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,221.04 : 3,240,790.83 = 739,895.76 : x
  2. Step 2: Convert to fraction form
    2,160,221.04/3,240,790.83 = 739,895.76/x
  3. Step 3: Cross multiply
    2,160,221.04x = 3,240,790.83 × 739,895.76
  4. Step 4: Simplify right side
    2,160,221.04x = 2,397,847,394,163.88
  5. Step 5: Solve for x
    x = 2,397,847,394,163.88/2,160,221.04
  6. Step 6: Final answer
    x = 1,110,000.94

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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.