Home / 3,810,851.65-5,258,839.05-2,156,963.27

Finding the Fourth Proportional to 3,810,851.65, 5,258,839.05 and 2,156,963.27

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Solution

The fourth proportional to 3,810,851.65, 5,258,839.05 and 2,156,963.27 is: 2,976,532.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,851.65 : 5,258,839.05 = 2,156,963.27 : x
  2. Step 2: Convert to fraction form
    3,810,851.65/5,258,839.05 = 2,156,963.27/x
  3. Step 3: Cross multiply
    3,810,851.65x = 5,258,839.05 × 2,156,963.27
  4. Step 4: Simplify right side
    3,810,851.65x = 11,343,122,673,691.69
  5. Step 5: Solve for x
    x = 11,343,122,673,691.69/3,810,851.65
  6. Step 6: Final answer
    x = 2,976,532.21

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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.