Home / 3,915,857.52-5,874,068.97-1,639,090.89

Finding the Fourth Proportional to 3,915,857.52, 5,874,068.97 and 1,639,090.89

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Solution

The fourth proportional to 3,915,857.52, 5,874,068.97 and 1,639,090.89 is: 2,458,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,857.52 : 5,874,068.97 = 1,639,090.89 : x
  2. Step 2: Convert to fraction form
    3,915,857.52/5,874,068.97 = 1,639,090.89/x
  3. Step 3: Cross multiply
    3,915,857.52x = 5,874,068.97 × 1,639,090.89
  4. Step 4: Simplify right side
    3,915,857.52x = 9,628,132,935,958.68
  5. Step 5: Solve for x
    x = 9,628,132,935,958.68/3,915,857.52
  6. Step 6: Final answer
    x = 2,458,754.66

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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.