Home / 1,131,599.83-1,561,576.54-622,302.20

Finding the Fourth Proportional to 1,131,599.83, 1,561,576.54 and 622,302.20

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Solution

The fourth proportional to 1,131,599.83, 1,561,576.54 and 622,302.20 is: 858,759.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,599.83 : 1,561,576.54 = 622,302.20 : x
  2. Step 2: Convert to fraction form
    1,131,599.83/1,561,576.54 = 622,302.20/x
  3. Step 3: Cross multiply
    1,131,599.83x = 1,561,576.54 × 622,302.20
  4. Step 4: Simplify right side
    1,131,599.83x = 971,772,514,754.63
  5. Step 5: Solve for x
    x = 971,772,514,754.63/1,131,599.83
  6. Step 6: Final answer
    x = 858,759.87

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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.