Home / 1,144,309.26-1,579,148.75-628,066.54

Finding the Fourth Proportional to 1,144,309.26, 1,579,148.75 and 628,066.54

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Solution

The fourth proportional to 1,144,309.26, 1,579,148.75 and 628,066.54 is: 866,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,309.26 : 1,579,148.75 = 628,066.54 : x
  2. Step 2: Convert to fraction form
    1,144,309.26/1,579,148.75 = 628,066.54/x
  3. Step 3: Cross multiply
    1,144,309.26x = 1,579,148.75 × 628,066.54
  4. Step 4: Simplify right side
    1,144,309.26x = 991,810,491,557.83
  5. Step 5: Solve for x
    x = 991,810,491,557.83/1,144,309.26
  6. Step 6: Final answer
    x = 866,732.91

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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.