Home / 2,144,761.72-3,217,605.48-724,786.36

Finding the Fourth Proportional to 2,144,761.72, 3,217,605.48 and 724,786.36

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Solution

The fourth proportional to 2,144,761.72, 3,217,605.48 and 724,786.36 is: 1,087,335.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,761.72 : 3,217,605.48 = 724,786.36 : x
  2. Step 2: Convert to fraction form
    2,144,761.72/3,217,605.48 = 724,786.36/x
  3. Step 3: Cross multiply
    2,144,761.72x = 3,217,605.48 × 724,786.36
  4. Step 4: Simplify right side
    2,144,761.72x = 2,332,076,563,765.25
  5. Step 5: Solve for x
    x = 2,332,076,563,765.25/2,144,761.72
  6. Step 6: Final answer
    x = 1,087,335.97

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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.