Home / 2,228,254.25-3,075,064.56-1,261,364.54

Finding the Fourth Proportional to 2,228,254.25, 3,075,064.56 and 1,261,364.54

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Solution

The fourth proportional to 2,228,254.25, 3,075,064.56 and 1,261,364.54 is: 1,740,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,254.25 : 3,075,064.56 = 1,261,364.54 : x
  2. Step 2: Convert to fraction form
    2,228,254.25/3,075,064.56 = 1,261,364.54/x
  3. Step 3: Cross multiply
    2,228,254.25x = 3,075,064.56 × 1,261,364.54
  4. Step 4: Simplify right side
    2,228,254.25x = 3,878,777,378,819.38
  5. Step 5: Solve for x
    x = 3,878,777,378,819.38/2,228,254.25
  6. Step 6: Final answer
    x = 1,740,724.78

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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.