Home / 2,815,846.46-4,221,264.68-1,018,330.31

Finding the Fourth Proportional to 2,815,846.46, 4,221,264.68 and 1,018,330.31

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Solution

The fourth proportional to 2,815,846.46, 4,221,264.68 and 1,018,330.31 is: 1,526,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,846.46 : 4,221,264.68 = 1,018,330.31 : x
  2. Step 2: Convert to fraction form
    2,815,846.46/4,221,264.68 = 1,018,330.31/x
  3. Step 3: Cross multiply
    2,815,846.46x = 4,221,264.68 × 1,018,330.31
  4. Step 4: Simplify right side
    2,815,846.46x = 4,298,641,743,978.48
  5. Step 5: Solve for x
    x = 4,298,641,743,978.48/2,815,846.46
  6. Step 6: Final answer
    x = 1,526,589.54

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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.