Home / 3,066,514.53-4,231,818.05-1,689,907.61

Finding the Fourth Proportional to 3,066,514.53, 4,231,818.05 and 1,689,907.61

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Solution

The fourth proportional to 3,066,514.53, 4,231,818.05 and 1,689,907.61 is: 2,332,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,514.53 : 4,231,818.05 = 1,689,907.61 : x
  2. Step 2: Convert to fraction form
    3,066,514.53/4,231,818.05 = 1,689,907.61/x
  3. Step 3: Cross multiply
    3,066,514.53x = 4,231,818.05 × 1,689,907.61
  4. Step 4: Simplify right side
    3,066,514.53x = 7,151,381,497,221.73
  5. Step 5: Solve for x
    x = 7,151,381,497,221.73/3,066,514.53
  6. Step 6: Final answer
    x = 2,332,087.92

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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.