Home / 2,754,471.45-3,799,990.31-1,720,183.64

Finding the Fourth Proportional to 2,754,471.45, 3,799,990.31 and 1,720,183.64

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Solution

The fourth proportional to 2,754,471.45, 3,799,990.31 and 1,720,183.64 is: 2,373,116.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,471.45 : 3,799,990.31 = 1,720,183.64 : x
  2. Step 2: Convert to fraction form
    2,754,471.45/3,799,990.31 = 1,720,183.64/x
  3. Step 3: Cross multiply
    2,754,471.45x = 3,799,990.31 × 1,720,183.64
  4. Step 4: Simplify right side
    2,754,471.45x = 6,536,681,145,495.69
  5. Step 5: Solve for x
    x = 6,536,681,145,495.69/2,754,471.45
  6. Step 6: Final answer
    x = 2,373,116.32

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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.