Home / 1,036,732.68-1,555,099.02-438,369.48

Finding the Fourth Proportional to 1,036,732.68, 1,555,099.02 and 438,369.48

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Solution

The fourth proportional to 1,036,732.68, 1,555,099.02 and 438,369.48 is: 657,554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,732.68 : 1,555,099.02 = 438,369.48 : x
  2. Step 2: Convert to fraction form
    1,036,732.68/1,555,099.02 = 438,369.48/x
  3. Step 3: Cross multiply
    1,036,732.68x = 1,555,099.02 × 438,369.48
  4. Step 4: Simplify right side
    1,036,732.68x = 681,707,948,745.91
  5. Step 5: Solve for x
    x = 681,707,948,745.91/1,036,732.68
  6. Step 6: Final answer
    x = 657,554.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.