Home / 1,131,606.65-1,561,586.04-622,309.03

Finding the Fourth Proportional to 1,131,606.65, 1,561,586.04 and 622,309.03

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Solution

The fourth proportional to 1,131,606.65, 1,561,586.04 and 622,309.03 is: 858,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,606.65 : 1,561,586.04 = 622,309.03 : x
  2. Step 2: Convert to fraction form
    1,131,606.65/1,561,586.04 = 622,309.03/x
  3. Step 3: Cross multiply
    1,131,606.65x = 1,561,586.04 × 622,309.03
  4. Step 4: Simplify right side
    1,131,606.65x = 971,789,089,909.98
  5. Step 5: Solve for x
    x = 971,789,089,909.98/1,131,606.65
  6. Step 6: Final answer
    x = 858,769.33

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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.