Home / 1,131,601.55-1,561,578.99-622,303.92

Finding the Fourth Proportional to 1,131,601.55, 1,561,578.99 and 622,303.92

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Solution

The fourth proportional to 1,131,601.55, 1,561,578.99 and 622,303.92 is: 858,762.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,601.55 : 1,561,578.99 = 622,303.92 : x
  2. Step 2: Convert to fraction form
    1,131,601.55/1,561,578.99 = 622,303.92/x
  3. Step 3: Cross multiply
    1,131,601.55x = 1,561,578.99 × 622,303.92
  4. Step 4: Simplify right side
    1,131,601.55x = 971,776,726,866.64
  5. Step 5: Solve for x
    x = 971,776,726,866.64/1,131,601.55
  6. Step 6: Final answer
    x = 858,762.28

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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.