Home / 3,874,693.48-5,347,332.54-2,155,817.56

Finding the Fourth Proportional to 3,874,693.48, 5,347,332.54 and 2,155,817.56

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Solution

The fourth proportional to 3,874,693.48, 5,347,332.54 and 2,155,817.56 is: 2,975,170.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,693.48 : 5,347,332.54 = 2,155,817.56 : x
  2. Step 2: Convert to fraction form
    3,874,693.48/5,347,332.54 = 2,155,817.56/x
  3. Step 3: Cross multiply
    3,874,693.48x = 5,347,332.54 × 2,155,817.56
  4. Step 4: Simplify right side
    3,874,693.48x = 11,527,873,388,891.40
  5. Step 5: Solve for x
    x = 11,527,873,388,891.40/3,874,693.48
  6. Step 6: Final answer
    x = 2,975,170.41

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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.