Home / 2,193,049.12-3,026,399.46-1,226,176.48

Finding the Fourth Proportional to 2,193,049.12, 3,026,399.46 and 1,226,176.48

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Solution

The fourth proportional to 2,193,049.12, 3,026,399.46 and 1,226,176.48 is: 1,692,118.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,049.12 : 3,026,399.46 = 1,226,176.48 : x
  2. Step 2: Convert to fraction form
    2,193,049.12/3,026,399.46 = 1,226,176.48/x
  3. Step 3: Cross multiply
    2,193,049.12x = 3,026,399.46 × 1,226,176.48
  4. Step 4: Simplify right side
    2,193,049.12x = 3,710,899,836,936.70
  5. Step 5: Solve for x
    x = 3,710,899,836,936.70/2,193,049.12
  6. Step 6: Final answer
    x = 1,692,118.89

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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.