Home / 3,759,197.80-5,187,698.02-2,040,317.86

Finding the Fourth Proportional to 3,759,197.80, 5,187,698.02 and 2,040,317.86

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Solution

The fourth proportional to 3,759,197.80, 5,187,698.02 and 2,040,317.86 is: 2,815,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,197.80 : 5,187,698.02 = 2,040,317.86 : x
  2. Step 2: Convert to fraction form
    3,759,197.80/5,187,698.02 = 2,040,317.86/x
  3. Step 3: Cross multiply
    3,759,197.80x = 5,187,698.02 × 2,040,317.86
  4. Step 4: Simplify right side
    3,759,197.80x = 10,584,552,922,492.64
  5. Step 5: Solve for x
    x = 10,584,552,922,492.64/3,759,197.80
  6. Step 6: Final answer
    x = 2,815,641.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.