Home / 3,747,772.72-5,171,938.02-2,028,889.14

Finding the Fourth Proportional to 3,747,772.72, 5,171,938.02 and 2,028,889.14

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Solution

The fourth proportional to 3,747,772.72, 5,171,938.02 and 2,028,889.14 is: 2,799,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,772.72 : 5,171,938.02 = 2,028,889.14 : x
  2. Step 2: Convert to fraction form
    3,747,772.72/5,171,938.02 = 2,028,889.14/x
  3. Step 3: Cross multiply
    3,747,772.72x = 5,171,938.02 × 2,028,889.14
  4. Step 4: Simplify right side
    3,747,772.72x = 10,493,288,881,531.10
  5. Step 5: Solve for x
    x = 10,493,288,881,531.10/3,747,772.72
  6. Step 6: Final answer
    x = 2,799,873.33

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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.