Home / 2,235,814.26-3,085,404.21-1,217,216.58

Finding the Fourth Proportional to 2,235,814.26, 3,085,404.21 and 1,217,216.58

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Solution

The fourth proportional to 2,235,814.26, 3,085,404.21 and 1,217,216.58 is: 1,679,748.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,814.26 : 3,085,404.21 = 1,217,216.58 : x
  2. Step 2: Convert to fraction form
    2,235,814.26/3,085,404.21 = 1,217,216.58/x
  3. Step 3: Cross multiply
    2,235,814.26x = 3,085,404.21 × 1,217,216.58
  4. Step 4: Simplify right side
    2,235,814.26x = 3,755,605,160,413.80
  5. Step 5: Solve for x
    x = 3,755,605,160,413.80/2,235,814.26
  6. Step 6: Final answer
    x = 1,679,748.28

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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.