Home / 2,160,166.89-3,240,238.65-880,769.41

Finding the Fourth Proportional to 2,160,166.89, 3,240,238.65 and 880,769.41

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Solution

The fourth proportional to 2,160,166.89, 3,240,238.65 and 880,769.41 is: 1,321,149.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,166.89 : 3,240,238.65 = 880,769.41 : x
  2. Step 2: Convert to fraction form
    2,160,166.89/3,240,238.65 = 880,769.41/x
  3. Step 3: Cross multiply
    2,160,166.89x = 3,240,238.65 × 880,769.41
  4. Step 4: Simplify right side
    2,160,166.89x = 2,853,903,090,842.56
  5. Step 5: Solve for x
    x = 2,853,903,090,842.56/2,160,166.89
  6. Step 6: Final answer
    x = 1,321,149.35

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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.