Home / 5,055,799-6,976,105.74-2,990,901.64

Finding the Fourth Proportional to 5,055,799, 6,976,105.74 and 2,990,901.64

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Solution

The fourth proportional to 5,055,799, 6,976,105.74 and 2,990,901.64 is: 4,126,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055,799 : 6,976,105.74 = 2,990,901.64 : x
  2. Step 2: Convert to fraction form
    5,055,799/6,976,105.74 = 2,990,901.64/x
  3. Step 3: Cross multiply
    5,055,799x = 6,976,105.74 × 2,990,901.64
  4. Step 4: Simplify right side
    5,055,799x = 20,864,846,098,579.41
  5. Step 5: Solve for x
    x = 20,864,846,098,579.41/5,055,799
  6. Step 6: Final answer
    x = 4,126,913.69

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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.