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Finding the Fourth Proportional to 2,492,768, 3,738,772.92 and 695,462.24

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Solution

The fourth proportional to 2,492,768, 3,738,772.92 and 695,462.24 is: 1,043,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492,768 : 3,738,772.92 = 695,462.24 : x
  2. Step 2: Convert to fraction form
    2,492,768/3,738,772.92 = 695,462.24/x
  3. Step 3: Cross multiply
    2,492,768x = 3,738,772.92 × 695,462.24
  4. Step 4: Simplify right side
    2,492,768x = 2,600,175,389,794.54
  5. Step 5: Solve for x
    x = 2,600,175,389,794.54/2,492,768
  6. Step 6: Final answer
    x = 1,043,087.60

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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.