Home / 2,815,446.64-4,223,087.96-685,500

Finding the Fourth Proportional to 2,815,446.64, 4,223,087.96 and 685,500

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Solution

The fourth proportional to 2,815,446.64, 4,223,087.96 and 685,500 is: 1,028,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,446.64 : 4,223,087.96 = 685,500 : x
  2. Step 2: Convert to fraction form
    2,815,446.64/4,223,087.96 = 685,500/x
  3. Step 3: Cross multiply
    2,815,446.64x = 4,223,087.96 × 685,500
  4. Step 4: Simplify right side
    2,815,446.64x = 2,894,926,796,580
  5. Step 5: Solve for x
    x = 2,894,926,796,580/2,815,446.64
  6. Step 6: Final answer
    x = 1,028,230.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.