Home / 4,521,144.60-6,239,154.78-2,456,143.80

Finding the Fourth Proportional to 4,521,144.60, 6,239,154.78 and 2,456,143.80

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Solution

The fourth proportional to 4,521,144.60, 6,239,154.78 and 2,456,143.80 is: 3,389,464.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521,144.60 : 6,239,154.78 = 2,456,143.80 : x
  2. Step 2: Convert to fraction form
    4,521,144.60/6,239,154.78 = 2,456,143.80/x
  3. Step 3: Cross multiply
    4,521,144.60x = 6,239,154.78 × 2,456,143.80
  4. Step 4: Simplify right side
    4,521,144.60x = 15,324,261,330,137.36
  5. Step 5: Solve for x
    x = 15,324,261,330,137.36/4,521,144.60
  6. Step 6: Final answer
    x = 3,389,464.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.