Home / 2,915,144.09-4,022,888.31-1,625,983.46

Finding the Fourth Proportional to 2,915,144.09, 4,022,888.31 and 1,625,983.46

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Solution

The fourth proportional to 2,915,144.09, 4,022,888.31 and 1,625,983.46 is: 2,243,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,144.09 : 4,022,888.31 = 1,625,983.46 : x
  2. Step 2: Convert to fraction form
    2,915,144.09/4,022,888.31 = 1,625,983.46/x
  3. Step 3: Cross multiply
    2,915,144.09x = 4,022,888.31 × 1,625,983.46
  4. Step 4: Simplify right side
    2,915,144.09x = 6,541,149,853,487.35
  5. Step 5: Solve for x
    x = 6,541,149,853,487.35/2,915,144.09
  6. Step 6: Final answer
    x = 2,243,851.30

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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.