Home / 1,987,950.60-2,743,296.46-1,214,874.32

Finding the Fourth Proportional to 1,987,950.60, 2,743,296.46 and 1,214,874.32

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Solution

The fourth proportional to 1,987,950.60, 2,743,296.46 and 1,214,874.32 is: 1,676,480.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,950.60 : 2,743,296.46 = 1,214,874.32 : x
  2. Step 2: Convert to fraction form
    1,987,950.60/2,743,296.46 = 1,214,874.32/x
  3. Step 3: Cross multiply
    1,987,950.60x = 2,743,296.46 × 1,214,874.32
  4. Step 4: Simplify right side
    1,987,950.60x = 3,332,760,404,647.24
  5. Step 5: Solve for x
    x = 3,332,760,404,647.24/1,987,950.60
  6. Step 6: Final answer
    x = 1,676,480.49

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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.