Home / 3,431,067.60-4,734,781.92-1,980,714

Finding the Fourth Proportional to 3,431,067.60, 4,734,781.92 and 1,980,714

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Solution

The fourth proportional to 3,431,067.60, 4,734,781.92 and 1,980,714 is: 2,733,332.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,067.60 : 4,734,781.92 = 1,980,714 : x
  2. Step 2: Convert to fraction form
    3,431,067.60/4,734,781.92 = 1,980,714/x
  3. Step 3: Cross multiply
    3,431,067.60x = 4,734,781.92 × 1,980,714
  4. Step 4: Simplify right side
    3,431,067.60x = 9,378,248,835,890.88
  5. Step 5: Solve for x
    x = 9,378,248,835,890.88/3,431,067.60
  6. Step 6: Final answer
    x = 2,733,332.57

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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.