Home / 3,799,678.12-5,243,516.44-2,057,317.52

Finding the Fourth Proportional to 3,799,678.12, 5,243,516.44 and 2,057,317.52

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Solution

The fourth proportional to 3,799,678.12, 5,243,516.44 and 2,057,317.52 is: 2,839,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799,678.12 : 5,243,516.44 = 2,057,317.52 : x
  2. Step 2: Convert to fraction form
    3,799,678.12/5,243,516.44 = 2,057,317.52/x
  3. Step 3: Cross multiply
    3,799,678.12x = 5,243,516.44 × 2,057,317.52
  4. Step 4: Simplify right side
    3,799,678.12x = 10,787,578,238,420.03
  5. Step 5: Solve for x
    x = 10,787,578,238,420.03/3,799,678.12
  6. Step 6: Final answer
    x = 2,839,076.86

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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.