Home / 1,082,134.38-1,621,648.80-607,821.48

Finding the Fourth Proportional to 1,082,134.38, 1,621,648.80 and 607,821.48

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Solution

The fourth proportional to 1,082,134.38, 1,621,648.80 and 607,821.48 is: 910,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,134.38 : 1,621,648.80 = 607,821.48 : x
  2. Step 2: Convert to fraction form
    1,082,134.38/1,621,648.80 = 607,821.48/x
  3. Step 3: Cross multiply
    1,082,134.38x = 1,621,648.80 × 607,821.48
  4. Step 4: Simplify right side
    1,082,134.38x = 985,672,973,656.22
  5. Step 5: Solve for x
    x = 985,672,973,656.22/1,082,134.38
  6. Step 6: Final answer
    x = 910,860.05

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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.