Home / 3,758,251.76-5,186,315.49-2,126,629.43

Finding the Fourth Proportional to 3,758,251.76, 5,186,315.49 and 2,126,629.43

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Solution

The fourth proportional to 3,758,251.76, 5,186,315.49 and 2,126,629.43 is: 2,934,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,251.76 : 5,186,315.49 = 2,126,629.43 : x
  2. Step 2: Convert to fraction form
    3,758,251.76/5,186,315.49 = 2,126,629.43/x
  3. Step 3: Cross multiply
    3,758,251.76x = 5,186,315.49 × 2,126,629.43
  4. Step 4: Simplify right side
    3,758,251.76x = 11,029,371,154,298.87
  5. Step 5: Solve for x
    x = 11,029,371,154,298.87/3,758,251.76
  6. Step 6: Final answer
    x = 2,934,707.91

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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.