Home / 4,481,996.40-6,722,119.80-1,490,180.40

Finding the Fourth Proportional to 4,481,996.40, 6,722,119.80 and 1,490,180.40

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Solution

The fourth proportional to 4,481,996.40, 6,722,119.80 and 1,490,180.40 is: 2,234,979.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481,996.40 : 6,722,119.80 = 1,490,180.40 : x
  2. Step 2: Convert to fraction form
    4,481,996.40/6,722,119.80 = 1,490,180.40/x
  3. Step 3: Cross multiply
    4,481,996.40x = 6,722,119.80 × 1,490,180.40
  4. Step 4: Simplify right side
    4,481,996.40x = 10,017,171,172,411.92
  5. Step 5: Solve for x
    x = 10,017,171,172,411.92/4,481,996.40
  6. Step 6: Final answer
    x = 2,234,979.75

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Similar ratio
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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.