Home / 1,082,239.38-1,621,806.30-607,926.47

Finding the Fourth Proportional to 1,082,239.38, 1,621,806.30 and 607,926.47

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Solution

The fourth proportional to 1,082,239.38, 1,621,806.30 and 607,926.47 is: 911,017.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,239.38 : 1,621,806.30 = 607,926.47 : x
  2. Step 2: Convert to fraction form
    1,082,239.38/1,621,806.30 = 607,926.47/x
  3. Step 3: Cross multiply
    1,082,239.38x = 1,621,806.30 × 607,926.47
  4. Step 4: Simplify right side
    1,082,239.38x = 985,938,970,873.73
  5. Step 5: Solve for x
    x = 985,938,970,873.73/1,082,239.38
  6. Step 6: Final answer
    x = 911,017.46

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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.