Home / 2,629,100.66-3,628,161.33-1,421,876.66

Finding the Fourth Proportional to 2,629,100.66, 3,628,161.33 and 1,421,876.66

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Solution

The fourth proportional to 2,629,100.66, 3,628,161.33 and 1,421,876.66 is: 1,962,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,100.66 : 3,628,161.33 = 1,421,876.66 : x
  2. Step 2: Convert to fraction form
    2,629,100.66/3,628,161.33 = 1,421,876.66/x
  3. Step 3: Cross multiply
    2,629,100.66x = 3,628,161.33 × 1,421,876.66
  4. Step 4: Simplify right side
    2,629,100.66x = 5,158,797,913,841.56
  5. Step 5: Solve for x
    x = 5,158,797,913,841.56/2,629,100.66
  6. Step 6: Final answer
    x = 1,962,191.10

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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.