Home / 1,251,529.11-1,727,099.72-707,771.65

Finding the Fourth Proportional to 1,251,529.11, 1,727,099.72 and 707,771.65

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Solution

The fourth proportional to 1,251,529.11, 1,727,099.72 and 707,771.65 is: 976,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,529.11 : 1,727,099.72 = 707,771.65 : x
  2. Step 2: Convert to fraction form
    1,251,529.11/1,727,099.72 = 707,771.65/x
  3. Step 3: Cross multiply
    1,251,529.11x = 1,727,099.72 × 707,771.65
  4. Step 4: Simplify right side
    1,251,529.11x = 1,222,392,218,538.94
  5. Step 5: Solve for x
    x = 1,222,392,218,538.94/1,251,529.11
  6. Step 6: Final answer
    x = 976,718.97

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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.