Home / 3,102,634.35-4,278,104.78-2,184,569.82

Finding the Fourth Proportional to 3,102,634.35, 4,278,104.78 and 2,184,569.82

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Solution

The fourth proportional to 3,102,634.35, 4,278,104.78 and 2,184,569.82 is: 3,012,220.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,634.35 : 4,278,104.78 = 2,184,569.82 : x
  2. Step 2: Convert to fraction form
    3,102,634.35/4,278,104.78 = 2,184,569.82/x
  3. Step 3: Cross multiply
    3,102,634.35x = 4,278,104.78 × 2,184,569.82
  4. Step 4: Simplify right side
    3,102,634.35x = 9,345,818,578,262.89
  5. Step 5: Solve for x
    x = 9,345,818,578,262.89/3,102,634.35
  6. Step 6: Final answer
    x = 3,012,220.43

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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.