Home / 3,111,165.97-4,290,135.31-2,456,706.22

Finding the Fourth Proportional to 3,111,165.97, 4,290,135.31 and 2,456,706.22

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Solution

The fourth proportional to 3,111,165.97, 4,290,135.31 and 2,456,706.22 is: 3,387,669.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,165.97 : 4,290,135.31 = 2,456,706.22 : x
  2. Step 2: Convert to fraction form
    3,111,165.97/4,290,135.31 = 2,456,706.22/x
  3. Step 3: Cross multiply
    3,111,165.97x = 4,290,135.31 × 2,456,706.22
  4. Step 4: Simplify right side
    3,111,165.97x = 10,539,602,100,718.63
  5. Step 5: Solve for x
    x = 10,539,602,100,718.63/3,111,165.97
  6. Step 6: Final answer
    x = 3,387,669.51

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Double scale
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1.5x scale

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.