Home / 2,001,879.40-3,002,819.10-1,665,300.10

Finding the Fourth Proportional to 2,001,879.40, 3,002,819.10 and 1,665,300.10

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Solution

The fourth proportional to 2,001,879.40, 3,002,819.10 and 1,665,300.10 is: 2,497,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001,879.40 : 3,002,819.10 = 1,665,300.10 : x
  2. Step 2: Convert to fraction form
    2,001,879.40/3,002,819.10 = 1,665,300.10/x
  3. Step 3: Cross multiply
    2,001,879.40x = 3,002,819.10 × 1,665,300.10
  4. Step 4: Simplify right side
    2,001,879.40x = 5,000,594,947,511.91
  5. Step 5: Solve for x
    x = 5,000,594,947,511.91/2,001,879.40
  6. Step 6: Final answer
    x = 2,497,950.15

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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.