Home / 1,131,448.06-1,561,398.33-622,150.44

Finding the Fourth Proportional to 1,131,448.06, 1,561,398.33 and 622,150.44

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Solution

The fourth proportional to 1,131,448.06, 1,561,398.33 and 622,150.44 is: 858,567.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,448.06 : 1,561,398.33 = 622,150.44 : x
  2. Step 2: Convert to fraction form
    1,131,448.06/1,561,398.33 = 622,150.44/x
  3. Step 3: Cross multiply
    1,131,448.06x = 1,561,398.33 × 622,150.44
  4. Step 4: Simplify right side
    1,131,448.06x = 971,424,658,024.77
  5. Step 5: Solve for x
    x = 971,424,658,024.77/1,131,448.06
  6. Step 6: Final answer
    x = 858,567.61

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1.5x scale

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.