Home / 1,568,066.12-2,351,818.60-415,320.56

Finding the Fourth Proportional to 1,568,066.12, 2,351,818.60 and 415,320.56

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Solution

The fourth proportional to 1,568,066.12, 2,351,818.60 and 415,320.56 is: 622,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,066.12 : 2,351,818.60 = 415,320.56 : x
  2. Step 2: Convert to fraction form
    1,568,066.12/2,351,818.60 = 415,320.56/x
  3. Step 3: Cross multiply
    1,568,066.12x = 2,351,818.60 × 415,320.56
  4. Step 4: Simplify right side
    1,568,066.12x = 976,758,617,970.42
  5. Step 5: Solve for x
    x = 976,758,617,970.42/1,568,066.12
  6. Step 6: Final answer
    x = 622,906.53

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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.