Home / 2,895,712.86-4,344,774-1,275,652.56

Finding the Fourth Proportional to 2,895,712.86, 4,344,774 and 1,275,652.56

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Solution

The fourth proportional to 2,895,712.86, 4,344,774 and 1,275,652.56 is: 1,914,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,712.86 : 4,344,774 = 1,275,652.56 : x
  2. Step 2: Convert to fraction form
    2,895,712.86/4,344,774 = 1,275,652.56/x
  3. Step 3: Cross multiply
    2,895,712.86x = 4,344,774 × 1,275,652.56
  4. Step 4: Simplify right side
    2,895,712.86x = 5,542,422,075,721.44
  5. Step 5: Solve for x
    x = 5,542,422,075,721.44/2,895,712.86
  6. Step 6: Final answer
    x = 1,914,009.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.