Home / 2,218,551.20-3,061,600.88-1,199,956

Finding the Fourth Proportional to 2,218,551.20, 3,061,600.88 and 1,199,956

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Solution

The fourth proportional to 2,218,551.20, 3,061,600.88 and 1,199,956 is: 1,655,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,551.20 : 3,061,600.88 = 1,199,956 : x
  2. Step 2: Convert to fraction form
    2,218,551.20/3,061,600.88 = 1,199,956/x
  3. Step 3: Cross multiply
    2,218,551.20x = 3,061,600.88 × 1,199,956
  4. Step 4: Simplify right side
    2,218,551.20x = 3,673,786,345,561.28
  5. Step 5: Solve for x
    x = 3,673,786,345,561.28/2,218,551.20
  6. Step 6: Final answer
    x = 1,655,939.40

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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.