Home / 3,148,423.20-4,722,634.80-2,775,175.20

Finding the Fourth Proportional to 3,148,423.20, 4,722,634.80 and 2,775,175.20

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Solution

The fourth proportional to 3,148,423.20, 4,722,634.80 and 2,775,175.20 is: 4,162,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,423.20 : 4,722,634.80 = 2,775,175.20 : x
  2. Step 2: Convert to fraction form
    3,148,423.20/4,722,634.80 = 2,775,175.20/x
  3. Step 3: Cross multiply
    3,148,423.20x = 4,722,634.80 × 2,775,175.20
  4. Step 4: Simplify right side
    3,148,423.20x = 13,106,138,975,616.96
  5. Step 5: Solve for x
    x = 13,106,138,975,616.96/3,148,423.20
  6. Step 6: Final answer
    x = 4,162,762.80

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1.5x scale

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.