Home / 3,387,418.35-4,674,516.24-1,917,295.35

Finding the Fourth Proportional to 3,387,418.35, 4,674,516.24 and 1,917,295.35

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Solution

The fourth proportional to 3,387,418.35, 4,674,516.24 and 1,917,295.35 is: 2,645,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,418.35 : 4,674,516.24 = 1,917,295.35 : x
  2. Step 2: Convert to fraction form
    3,387,418.35/4,674,516.24 = 1,917,295.35/x
  3. Step 3: Cross multiply
    3,387,418.35x = 4,674,516.24 × 1,917,295.35
  4. Step 4: Simplify right side
    3,387,418.35x = 8,962,428,250,451.49
  5. Step 5: Solve for x
    x = 8,962,428,250,451.49/3,387,418.35
  6. Step 6: Final answer
    x = 2,645,799.05

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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.