Home / 3,240,144.00-4,471,312.08-1,789,808.22

Finding the Fourth Proportional to 3,240,144.00, 4,471,312.08 and 1,789,808.22

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Solution

The fourth proportional to 3,240,144.00, 4,471,312.08 and 1,789,808.22 is: 2,469,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,144.00 : 4,471,312.08 = 1,789,808.22 : x
  2. Step 2: Convert to fraction form
    3,240,144.00/4,471,312.08 = 1,789,808.22/x
  3. Step 3: Cross multiply
    3,240,144.00x = 4,471,312.08 × 1,789,808.22
  4. Step 4: Simplify right side
    3,240,144.00x = 8,002,791,083,663.70
  5. Step 5: Solve for x
    x = 8,002,791,083,663.70/3,240,144.00
  6. Step 6: Final answer
    x = 2,469,887.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.