Home / 1,082,121.48-1,493,805.96-646,692.48

Finding the Fourth Proportional to 1,082,121.48, 1,493,805.96 and 646,692.48

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Solution

The fourth proportional to 1,082,121.48, 1,493,805.96 and 646,692.48 is: 892,721.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,121.48 : 1,493,805.96 = 646,692.48 : x
  2. Step 2: Convert to fraction form
    1,082,121.48/1,493,805.96 = 646,692.48/x
  3. Step 3: Cross multiply
    1,082,121.48x = 1,493,805.96 × 646,692.48
  4. Step 4: Simplify right side
    1,082,121.48x = 966,033,080,911.18
  5. Step 5: Solve for x
    x = 966,033,080,911.18/1,082,121.48
  6. Step 6: Final answer
    x = 892,721.47

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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.