Home / 3,943,839.43-5,913,251.38-1,668,173.59

Finding the Fourth Proportional to 3,943,839.43, 5,913,251.38 and 1,668,173.59

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Solution

The fourth proportional to 3,943,839.43, 5,913,251.38 and 1,668,173.59 is: 2,501,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,839.43 : 5,913,251.38 = 1,668,173.59 : x
  2. Step 2: Convert to fraction form
    3,943,839.43/5,913,251.38 = 1,668,173.59/x
  3. Step 3: Cross multiply
    3,943,839.43x = 5,913,251.38 × 1,668,173.59
  4. Step 4: Simplify right side
    3,943,839.43x = 9,864,329,783,147.06
  5. Step 5: Solve for x
    x = 9,864,329,783,147.06/3,943,839.43
  6. Step 6: Final answer
    x = 2,501,199.65

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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.