Home / 3,865,923.67-5,334,987.08-2,147,044.13

Finding the Fourth Proportional to 3,865,923.67, 5,334,987.08 and 2,147,044.13

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Solution

The fourth proportional to 3,865,923.67, 5,334,987.08 and 2,147,044.13 is: 2,962,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,923.67 : 5,334,987.08 = 2,147,044.13 : x
  2. Step 2: Convert to fraction form
    3,865,923.67/5,334,987.08 = 2,147,044.13/x
  3. Step 3: Cross multiply
    3,865,923.67x = 5,334,987.08 × 2,147,044.13
  4. Step 4: Simplify right side
    3,865,923.67x = 11,454,452,693,739.84
  5. Step 5: Solve for x
    x = 11,454,452,693,739.84/3,865,923.67
  6. Step 6: Final answer
    x = 2,962,927.79

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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.