Home / 2,179,232.70-3,267,682.65-915,632.70

Finding the Fourth Proportional to 2,179,232.70, 3,267,682.65 and 915,632.70

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Solution

The fourth proportional to 2,179,232.70, 3,267,682.65 and 915,632.70 is: 1,372,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,232.70 : 3,267,682.65 = 915,632.70 : x
  2. Step 2: Convert to fraction form
    2,179,232.70/3,267,682.65 = 915,632.70/x
  3. Step 3: Cross multiply
    2,179,232.70x = 3,267,682.65 × 915,632.70
  4. Step 4: Simplify right side
    2,179,232.70x = 2,991,997,087,562.66
  5. Step 5: Solve for x
    x = 2,991,997,087,562.66/2,179,232.70
  6. Step 6: Final answer
    x = 1,372,958.97

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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.