Home / 2,218,363.88-3,061,342.16-1,199,768.64

Finding the Fourth Proportional to 2,218,363.88, 3,061,342.16 and 1,199,768.64

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Solution

The fourth proportional to 2,218,363.88, 3,061,342.16 and 1,199,768.64 is: 1,655,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,363.88 : 3,061,342.16 = 1,199,768.64 : x
  2. Step 2: Convert to fraction form
    2,218,363.88/3,061,342.16 = 1,199,768.64/x
  3. Step 3: Cross multiply
    2,218,363.88x = 3,061,342.16 × 1,199,768.64
  4. Step 4: Simplify right side
    2,218,363.88x = 3,672,902,319,877.86
  5. Step 5: Solve for x
    x = 3,672,902,319,877.86/2,218,363.88
  6. Step 6: Final answer
    x = 1,655,680.73

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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.