Home / 2,532,993.12-3,495,370.32-1,387,087.20

Finding the Fourth Proportional to 2,532,993.12, 3,495,370.32 and 1,387,087.20

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Solution

The fourth proportional to 2,532,993.12, 3,495,370.32 and 1,387,087.20 is: 1,914,092.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,532,993.12 : 3,495,370.32 = 1,387,087.20 : x
  2. Step 2: Convert to fraction form
    2,532,993.12/3,495,370.32 = 1,387,087.20/x
  3. Step 3: Cross multiply
    2,532,993.12x = 3,495,370.32 × 1,387,087.20
  4. Step 4: Simplify right side
    2,532,993.12x = 4,848,383,430,131.90
  5. Step 5: Solve for x
    x = 4,848,383,430,131.90/2,532,993.12
  6. Step 6: Final answer
    x = 1,914,092.62

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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.