Home / 1,995,023.96-2,992,956.51-647,081.76

Finding the Fourth Proportional to 1,995,023.96, 2,992,956.51 and 647,081.76

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Solution

The fourth proportional to 1,995,023.96, 2,992,956.51 and 647,081.76 is: 970,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,023.96 : 2,992,956.51 = 647,081.76 : x
  2. Step 2: Convert to fraction form
    1,995,023.96/2,992,956.51 = 647,081.76/x
  3. Step 3: Cross multiply
    1,995,023.96x = 2,992,956.51 × 647,081.76
  4. Step 4: Simplify right side
    1,995,023.96x = 1,936,687,579,744.40
  5. Step 5: Solve for x
    x = 1,936,687,579,744.40/1,995,023.96
  6. Step 6: Final answer
    x = 970,759.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.