Home / 2,218,997.34-3,062,186.40-1,238,951.40

Finding the Fourth Proportional to 2,218,997.34, 3,062,186.40 and 1,238,951.40

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Solution

The fourth proportional to 2,218,997.34, 3,062,186.40 and 1,238,951.40 is: 1,709,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,997.34 : 3,062,186.40 = 1,238,951.40 : x
  2. Step 2: Convert to fraction form
    2,218,997.34/3,062,186.40 = 1,238,951.40/x
  3. Step 3: Cross multiply
    2,218,997.34x = 3,062,186.40 × 1,238,951.40
  4. Step 4: Simplify right side
    2,218,997.34x = 3,793,900,127,340.96
  5. Step 5: Solve for x
    x = 3,793,900,127,340.96/2,218,997.34
  6. Step 6: Final answer
    x = 1,709,736.22

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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.