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Finding the Fourth Proportional to 2,395,845.72, 3,592,569.78 and 797,851.80

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Solution

The fourth proportional to 2,395,845.72, 3,592,569.78 and 797,851.80 is: 1,196,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395,845.72 : 3,592,569.78 = 797,851.80 : x
  2. Step 2: Convert to fraction form
    2,395,845.72/3,592,569.78 = 797,851.80/x
  3. Step 3: Cross multiply
    2,395,845.72x = 3,592,569.78 × 797,851.80
  4. Step 4: Simplify right side
    2,395,845.72x = 2,866,338,265,598.60
  5. Step 5: Solve for x
    x = 2,866,338,265,598.60/2,395,845.72
  6. Step 6: Final answer
    x = 1,196,378.48

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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.