Home / 2,187,353.70-3,281,030.55-1,226,823.30

Finding the Fourth Proportional to 2,187,353.70, 3,281,030.55 and 1,226,823.30

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Solution

The fourth proportional to 2,187,353.70, 3,281,030.55 and 1,226,823.30 is: 1,840,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,353.70 : 3,281,030.55 = 1,226,823.30 : x
  2. Step 2: Convert to fraction form
    2,187,353.70/3,281,030.55 = 1,226,823.30/x
  3. Step 3: Cross multiply
    2,187,353.70x = 3,281,030.55 × 1,226,823.30
  4. Step 4: Simplify right side
    2,187,353.70x = 4,025,244,726,751.82
  5. Step 5: Solve for x
    x = 4,025,244,726,751.82/2,187,353.70
  6. Step 6: Final answer
    x = 1,840,234.95

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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.