Home / 1,082,136.38-1,621,651.80-607,823.48

Finding the Fourth Proportional to 1,082,136.38, 1,621,651.80 and 607,823.48

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Solution

The fourth proportional to 1,082,136.38, 1,621,651.80 and 607,823.48 is: 910,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,136.38 : 1,621,651.80 = 607,823.48 : x
  2. Step 2: Convert to fraction form
    1,082,136.38/1,621,651.80 = 607,823.48/x
  3. Step 3: Cross multiply
    1,082,136.38x = 1,621,651.80 × 607,823.48
  4. Step 4: Simplify right side
    1,082,136.38x = 985,678,040,424.26
  5. Step 5: Solve for x
    x = 985,678,040,424.26/1,082,136.38
  6. Step 6: Final answer
    x = 910,863.05

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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.