Home / 2,160,174.78-3,240,250.47-880,777.29

Finding the Fourth Proportional to 2,160,174.78, 3,240,250.47 and 880,777.29

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Solution

The fourth proportional to 2,160,174.78, 3,240,250.47 and 880,777.29 is: 1,321,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,174.78 : 3,240,250.47 = 880,777.29 : x
  2. Step 2: Convert to fraction form
    2,160,174.78/3,240,250.47 = 880,777.29/x
  3. Step 3: Cross multiply
    2,160,174.78x = 3,240,250.47 × 880,777.29
  4. Step 4: Simplify right side
    2,160,174.78x = 2,853,939,027,887.83
  5. Step 5: Solve for x
    x = 2,853,939,027,887.83/2,160,174.78
  6. Step 6: Final answer
    x = 1,321,161.16

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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.