Home / 1,131,601.83-1,561,579.38-622,304.21

Finding the Fourth Proportional to 1,131,601.83, 1,561,579.38 and 622,304.21

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Solution

The fourth proportional to 1,131,601.83, 1,561,579.38 and 622,304.21 is: 858,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,601.83 : 1,561,579.38 = 622,304.21 : x
  2. Step 2: Convert to fraction form
    1,131,601.83/1,561,579.38 = 622,304.21/x
  3. Step 3: Cross multiply
    1,131,601.83x = 1,561,579.38 × 622,304.21
  4. Step 4: Simplify right side
    1,131,601.83x = 971,777,414,615.29
  5. Step 5: Solve for x
    x = 971,777,414,615.29/1,131,601.83
  6. Step 6: Final answer
    x = 858,762.68

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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.