Home / 3,151,203.80-4,726,805.70-907,568.60

Finding the Fourth Proportional to 3,151,203.80, 4,726,805.70 and 907,568.60

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Solution

The fourth proportional to 3,151,203.80, 4,726,805.70 and 907,568.60 is: 1,361,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,203.80 : 4,726,805.70 = 907,568.60 : x
  2. Step 2: Convert to fraction form
    3,151,203.80/4,726,805.70 = 907,568.60/x
  3. Step 3: Cross multiply
    3,151,203.80x = 4,726,805.70 × 907,568.60
  4. Step 4: Simplify right side
    3,151,203.80x = 4,289,900,431,621.02
  5. Step 5: Solve for x
    x = 4,289,900,431,621.02/3,151,203.80
  6. Step 6: Final answer
    x = 1,361,352.90

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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.