Home / 1,011,717.01-1,396,820.33-649,297.09

Finding the Fourth Proportional to 1,011,717.01, 1,396,820.33 and 649,297.09

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Solution

The fourth proportional to 1,011,717.01, 1,396,820.33 and 649,297.09 is: 896,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,717.01 : 1,396,820.33 = 649,297.09 : x
  2. Step 2: Convert to fraction form
    1,011,717.01/1,396,820.33 = 649,297.09/x
  3. Step 3: Cross multiply
    1,011,717.01x = 1,396,820.33 × 649,297.09
  4. Step 4: Simplify right side
    1,011,717.01x = 906,951,375,521.84
  5. Step 5: Solve for x
    x = 906,951,375,521.84/1,011,717.01
  6. Step 6: Final answer
    x = 896,447.69

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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.