Home / 2,495,527.30-3,743,278.80-978,138.10

Finding the Fourth Proportional to 2,495,527.30, 3,743,278.80 and 978,138.10

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Solution

The fourth proportional to 2,495,527.30, 3,743,278.80 and 978,138.10 is: 1,467,202.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,527.30 : 3,743,278.80 = 978,138.10 : x
  2. Step 2: Convert to fraction form
    2,495,527.30/3,743,278.80 = 978,138.10/x
  3. Step 3: Cross multiply
    2,495,527.30x = 3,743,278.80 × 978,138.10
  4. Step 4: Simplify right side
    2,495,527.30x = 3,661,443,613,202.28
  5. Step 5: Solve for x
    x = 3,661,443,613,202.28/2,495,527.30
  6. Step 6: Final answer
    x = 1,467,202.39

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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.