Home / 3,537,186.92-4,876,375.12-2,991,131.88

Finding the Fourth Proportional to 3,537,186.92, 4,876,375.12 and 2,991,131.88

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Solution

The fourth proportional to 3,537,186.92, 4,876,375.12 and 2,991,131.88 is: 4,123,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537,186.92 : 4,876,375.12 = 2,991,131.88 : x
  2. Step 2: Convert to fraction form
    3,537,186.92/4,876,375.12 = 2,991,131.88/x
  3. Step 3: Cross multiply
    3,537,186.92x = 4,876,375.12 × 2,991,131.88
  4. Step 4: Simplify right side
    3,537,186.92x = 14,585,881,080,270.83
  5. Step 5: Solve for x
    x = 14,585,881,080,270.83/3,537,186.92
  6. Step 6: Final answer
    x = 4,123,582.22

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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.