Home / 1,707,694.11-2,561,538.69-445,521.78

Finding the Fourth Proportional to 1,707,694.11, 2,561,538.69 and 445,521.78

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Solution

The fourth proportional to 1,707,694.11, 2,561,538.69 and 445,521.78 is: 668,282.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,694.11 : 2,561,538.69 = 445,521.78 : x
  2. Step 2: Convert to fraction form
    1,707,694.11/2,561,538.69 = 445,521.78/x
  3. Step 3: Cross multiply
    1,707,694.11x = 2,561,538.69 × 445,521.78
  4. Step 4: Simplify right side
    1,707,694.11x = 1,141,221,276,707.67
  5. Step 5: Solve for x
    x = 1,141,221,276,707.67/1,707,694.11
  6. Step 6: Final answer
    x = 668,282.02

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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.