Home / 1,131,596.53-1,561,572.07-622,298.90

Finding the Fourth Proportional to 1,131,596.53, 1,561,572.07 and 622,298.90

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Solution

The fourth proportional to 1,131,596.53, 1,561,572.07 and 622,298.90 is: 858,755.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,596.53 : 1,561,572.07 = 622,298.90 : x
  2. Step 2: Convert to fraction form
    1,131,596.53/1,561,572.07 = 622,298.90/x
  3. Step 3: Cross multiply
    1,131,596.53x = 1,561,572.07 × 622,298.90
  4. Step 4: Simplify right side
    1,131,596.53x = 971,764,583,779.91
  5. Step 5: Solve for x
    x = 971,764,583,779.91/1,131,596.53
  6. Step 6: Final answer
    x = 858,755.36

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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.