Home / 1,979,419.88-2,731,565.38-1,204,769.96

Finding the Fourth Proportional to 1,979,419.88, 2,731,565.38 and 1,204,769.96

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Solution

The fourth proportional to 1,979,419.88, 2,731,565.38 and 1,204,769.96 is: 1,662,561.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,419.88 : 2,731,565.38 = 1,204,769.96 : x
  2. Step 2: Convert to fraction form
    1,979,419.88/2,731,565.38 = 1,204,769.96/x
  3. Step 3: Cross multiply
    1,979,419.88x = 2,731,565.38 × 1,204,769.96
  4. Step 4: Simplify right side
    1,979,419.88x = 3,290,907,913,599.98
  5. Step 5: Solve for x
    x = 3,290,907,913,599.98/1,979,419.88
  6. Step 6: Final answer
    x = 1,662,561.82

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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.