Home / 2,878,560.88-3,972,309.72-1,589,373.58

Finding the Fourth Proportional to 2,878,560.88, 3,972,309.72 and 1,589,373.58

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Solution

The fourth proportional to 2,878,560.88, 3,972,309.72 and 1,589,373.58 is: 2,193,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,560.88 : 3,972,309.72 = 1,589,373.58 : x
  2. Step 2: Convert to fraction form
    2,878,560.88/3,972,309.72 = 1,589,373.58/x
  3. Step 3: Cross multiply
    2,878,560.88x = 3,972,309.72 × 1,589,373.58
  4. Step 4: Simplify right side
    2,878,560.88x = 6,313,484,120,545.20
  5. Step 5: Solve for x
    x = 6,313,484,120,545.20/2,878,560.88
  6. Step 6: Final answer
    x = 2,193,277.96

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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.