Home / 3,887,771.04-5,365,126.32-2,168,891.56

Finding the Fourth Proportional to 3,887,771.04, 5,365,126.32 and 2,168,891.56

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Solution

The fourth proportional to 3,887,771.04, 5,365,126.32 and 2,168,891.56 is: 2,993,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,771.04 : 5,365,126.32 = 2,168,891.56 : x
  2. Step 2: Convert to fraction form
    3,887,771.04/5,365,126.32 = 2,168,891.56/x
  3. Step 3: Cross multiply
    3,887,771.04x = 5,365,126.32 × 2,168,891.56
  4. Step 4: Simplify right side
    3,887,771.04x = 11,636,377,193,781.86
  5. Step 5: Solve for x
    x = 11,636,377,193,781.86/3,887,771.04
  6. Step 6: Final answer
    x = 2,993,071.63

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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.