Home / 2,917,040.68-4,025,718.42-1,628,132.20

Finding the Fourth Proportional to 2,917,040.68, 4,025,718.42 and 1,628,132.20

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Solution

The fourth proportional to 2,917,040.68, 4,025,718.42 and 1,628,132.20 is: 2,246,935.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,040.68 : 4,025,718.42 = 1,628,132.20 : x
  2. Step 2: Convert to fraction form
    2,917,040.68/4,025,718.42 = 1,628,132.20/x
  3. Step 3: Cross multiply
    2,917,040.68x = 4,025,718.42 × 1,628,132.20
  4. Step 4: Simplify right side
    2,917,040.68x = 6,554,401,787,735.12
  5. Step 5: Solve for x
    x = 6,554,401,787,735.12/2,917,040.68
  6. Step 6: Final answer
    x = 2,246,935.34

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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.