Home / 2,183,435.40-3,277,610.70-1,687,000.20

Finding the Fourth Proportional to 2,183,435.40, 3,277,610.70 and 1,687,000.20

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Solution

The fourth proportional to 2,183,435.40, 3,277,610.70 and 1,687,000.20 is: 2,532,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,435.40 : 3,277,610.70 = 1,687,000.20 : x
  2. Step 2: Convert to fraction form
    2,183,435.40/3,277,610.70 = 1,687,000.20/x
  3. Step 3: Cross multiply
    2,183,435.40x = 3,277,610.70 × 1,687,000.20
  4. Step 4: Simplify right side
    2,183,435.40x = 5,529,329,906,422.14
  5. Step 5: Solve for x
    x = 5,529,329,906,422.14/2,183,435.40
  6. Step 6: Final answer
    x = 2,532,399.13

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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.