Home / 3,300,376.40-4,949,873.40-1,618,686.80

Finding the Fourth Proportional to 3,300,376.40, 4,949,873.40 and 1,618,686.80

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Solution

The fourth proportional to 3,300,376.40, 4,949,873.40 and 1,618,686.80 is: 2,427,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300,376.40 : 4,949,873.40 = 1,618,686.80 : x
  2. Step 2: Convert to fraction form
    3,300,376.40/4,949,873.40 = 1,618,686.80/x
  3. Step 3: Cross multiply
    3,300,376.40x = 4,949,873.40 × 1,618,686.80
  4. Step 4: Simplify right side
    3,300,376.40x = 8,012,294,734,251.12
  5. Step 5: Solve for x
    x = 8,012,294,734,251.12/3,300,376.40
  6. Step 6: Final answer
    x = 2,427,691.20

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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.