Home / 3,292,436.40-4,949,152.20-3,103,479.60

Finding the Fourth Proportional to 3,292,436.40, 4,949,152.20 and 3,103,479.60

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Solution

The fourth proportional to 3,292,436.40, 4,949,152.20 and 3,103,479.60 is: 4,665,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292,436.40 : 4,949,152.20 = 3,103,479.60 : x
  2. Step 2: Convert to fraction form
    3,292,436.40/4,949,152.20 = 3,103,479.60/x
  3. Step 3: Cross multiply
    3,292,436.40x = 4,949,152.20 × 3,103,479.60
  4. Step 4: Simplify right side
    3,292,436.40x = 15,359,592,889,995.12
  5. Step 5: Solve for x
    x = 15,359,592,889,995.12/3,292,436.40
  6. Step 6: Final answer
    x = 4,665,114.53

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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.