Home / 1,711,708.86-2,568,043.26-687,758.16

Finding the Fourth Proportional to 1,711,708.86, 2,568,043.26 and 687,758.16

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Solution

The fourth proportional to 1,711,708.86, 2,568,043.26 and 687,758.16 is: 1,031,830.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,708.86 : 2,568,043.26 = 687,758.16 : x
  2. Step 2: Convert to fraction form
    1,711,708.86/2,568,043.26 = 687,758.16/x
  3. Step 3: Cross multiply
    1,711,708.86x = 2,568,043.26 × 687,758.16
  4. Step 4: Simplify right side
    1,711,708.86x = 1,766,192,707,298.00
  5. Step 5: Solve for x
    x = 1,766,192,707,298.00/1,711,708.86
  6. Step 6: Final answer
    x = 1,031,830.09

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