Home / 3,747,618.66-5,171,707.80-2,028,738.72

Finding the Fourth Proportional to 3,747,618.66, 5,171,707.80 and 2,028,738.72

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Solution

The fourth proportional to 3,747,618.66, 5,171,707.80 and 2,028,738.72 is: 2,799,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,618.66 : 5,171,707.80 = 2,028,738.72 : x
  2. Step 2: Convert to fraction form
    3,747,618.66/5,171,707.80 = 2,028,738.72/x
  3. Step 3: Cross multiply
    3,747,618.66x = 5,171,707.80 × 2,028,738.72
  4. Step 4: Simplify right side
    3,747,618.66x = 10,492,043,862,386.02
  5. Step 5: Solve for x
    x = 10,492,043,862,386.02/3,747,618.66
  6. Step 6: Final answer
    x = 2,799,656.21

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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.