Home / 3,146,520.60-4,723,280.10-1,949,794.20

Finding the Fourth Proportional to 3,146,520.60, 4,723,280.10 and 1,949,794.20

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Solution

The fourth proportional to 3,146,520.60, 4,723,280.10 and 1,949,794.20 is: 2,926,859.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,520.60 : 4,723,280.10 = 1,949,794.20 : x
  2. Step 2: Convert to fraction form
    3,146,520.60/4,723,280.10 = 1,949,794.20/x
  3. Step 3: Cross multiply
    3,146,520.60x = 4,723,280.10 × 1,949,794.20
  4. Step 4: Simplify right side
    3,146,520.60x = 9,209,424,143,955.42
  5. Step 5: Solve for x
    x = 9,209,424,143,955.42/3,146,520.60
  6. Step 6: Final answer
    x = 2,926,859.64

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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.