Home / 3,111,165.72-4,290,134.97-2,456,705.97

Finding the Fourth Proportional to 3,111,165.72, 4,290,134.97 and 2,456,705.97

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Solution

The fourth proportional to 3,111,165.72, 4,290,134.97 and 2,456,705.97 is: 3,387,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,165.72 : 4,290,134.97 = 2,456,705.97 : x
  2. Step 2: Convert to fraction form
    3,111,165.72/4,290,134.97 = 2,456,705.97/x
  3. Step 3: Cross multiply
    3,111,165.72x = 4,290,134.97 × 2,456,705.97
  4. Step 4: Simplify right side
    3,111,165.72x = 10,539,600,192,904.77
  5. Step 5: Solve for x
    x = 10,539,600,192,904.77/3,111,165.72
  6. Step 6: Final answer
    x = 3,387,669.17

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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.