Home / 2,709,032.80-3,738,436.78-1,485,335.31

Finding the Fourth Proportional to 2,709,032.80, 3,738,436.78 and 1,485,335.31

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Solution

The fourth proportional to 2,709,032.80, 3,738,436.78 and 1,485,335.31 is: 2,049,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,032.80 : 3,738,436.78 = 1,485,335.31 : x
  2. Step 2: Convert to fraction form
    2,709,032.80/3,738,436.78 = 1,485,335.31/x
  3. Step 3: Cross multiply
    2,709,032.80x = 3,738,436.78 × 1,485,335.31
  4. Step 4: Simplify right side
    2,709,032.80x = 5,552,832,149,842.68
  5. Step 5: Solve for x
    x = 5,552,832,149,842.68/2,709,032.80
  6. Step 6: Final answer
    x = 2,049,747.11

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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.