Home / 2,634,910.47-3,949,315.25-1,211,980.23

Finding the Fourth Proportional to 2,634,910.47, 3,949,315.25 and 1,211,980.23

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Solution

The fourth proportional to 2,634,910.47, 3,949,315.25 and 1,211,980.23 is: 1,816,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634,910.47 : 3,949,315.25 = 1,211,980.23 : x
  2. Step 2: Convert to fraction form
    2,634,910.47/3,949,315.25 = 1,211,980.23/x
  3. Step 3: Cross multiply
    2,634,910.47x = 3,949,315.25 × 1,211,980.23
  4. Step 4: Simplify right side
    2,634,910.47x = 4,786,491,998,977.61
  5. Step 5: Solve for x
    x = 4,786,491,998,977.61/2,634,910.47
  6. Step 6: Final answer
    x = 1,816,567.22

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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.