Home / 3,887,214.45-5,364,364.55-2,168,446.29

Finding the Fourth Proportional to 3,887,214.45, 5,364,364.55 and 2,168,446.29

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Solution

The fourth proportional to 3,887,214.45, 5,364,364.55 and 2,168,446.29 is: 2,992,460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,214.45 : 5,364,364.55 = 2,168,446.29 : x
  2. Step 2: Convert to fraction form
    3,887,214.45/5,364,364.55 = 2,168,446.29/x
  3. Step 3: Cross multiply
    3,887,214.45x = 5,364,364.55 × 2,168,446.29
  4. Step 4: Simplify right side
    3,887,214.45x = 11,632,336,406,655.02
  5. Step 5: Solve for x
    x = 11,632,336,406,655.02/3,887,214.45
  6. Step 6: Final answer
    x = 2,992,460.68

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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.