Home / 2,012,150.80-3,018,226.20-664,521.40

Finding the Fourth Proportional to 2,012,150.80, 3,018,226.20 and 664,521.40

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Solution

The fourth proportional to 2,012,150.80, 3,018,226.20 and 664,521.40 is: 996,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,150.80 : 3,018,226.20 = 664,521.40 : x
  2. Step 2: Convert to fraction form
    2,012,150.80/3,018,226.20 = 664,521.40/x
  3. Step 3: Cross multiply
    2,012,150.80x = 3,018,226.20 × 664,521.40
  4. Step 4: Simplify right side
    2,012,150.80x = 2,005,675,899,940.68
  5. Step 5: Solve for x
    x = 2,005,675,899,940.68/2,012,150.80
  6. Step 6: Final answer
    x = 996,782.10

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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.