Home / 1,518,300.18-2,279,889.99-1,006,755.48

Finding the Fourth Proportional to 1,518,300.18, 2,279,889.99 and 1,006,755.48

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Solution

The fourth proportional to 1,518,300.18, 2,279,889.99 and 1,006,755.48 is: 1,511,750.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,300.18 : 2,279,889.99 = 1,006,755.48 : x
  2. Step 2: Convert to fraction form
    1,518,300.18/2,279,889.99 = 1,006,755.48/x
  3. Step 3: Cross multiply
    1,518,300.18x = 2,279,889.99 × 1,006,755.48
  4. Step 4: Simplify right side
    1,518,300.18x = 2,295,291,741,229.65
  5. Step 5: Solve for x
    x = 2,295,291,741,229.65/1,518,300.18
  6. Step 6: Final answer
    x = 1,511,750.95

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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.