Home / 3,420,407.26-4,718,105.41-2,258,864.22

Finding the Fourth Proportional to 3,420,407.26, 4,718,105.41 and 2,258,864.22

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Solution

The fourth proportional to 3,420,407.26, 4,718,105.41 and 2,258,864.22 is: 3,115,874.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420,407.26 : 4,718,105.41 = 2,258,864.22 : x
  2. Step 2: Convert to fraction form
    3,420,407.26/4,718,105.41 = 2,258,864.22/x
  3. Step 3: Cross multiply
    3,420,407.26x = 4,718,105.41 × 2,258,864.22
  4. Step 4: Simplify right side
    3,420,407.26x = 10,657,559,496,837.43
  5. Step 5: Solve for x
    x = 10,657,559,496,837.43/3,420,407.26
  6. Step 6: Final answer
    x = 3,115,874.42

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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.