Home / 2,345,186.57-3,517,742.79-747,738.86

Finding the Fourth Proportional to 2,345,186.57, 3,517,742.79 and 747,738.86

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Solution

The fourth proportional to 2,345,186.57, 3,517,742.79 and 747,738.86 is: 1,121,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345,186.57 : 3,517,742.79 = 747,738.86 : x
  2. Step 2: Convert to fraction form
    2,345,186.57/3,517,742.79 = 747,738.86/x
  3. Step 3: Cross multiply
    2,345,186.57x = 3,517,742.79 × 747,738.86
  4. Step 4: Simplify right side
    2,345,186.57x = 2,630,352,965,979.11
  5. Step 5: Solve for x
    x = 2,630,352,965,979.11/2,345,186.57
  6. Step 6: Final answer
    x = 1,121,596.47

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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.