Home / 1,082,135.38-1,621,650.30-607,822.48

Finding the Fourth Proportional to 1,082,135.38, 1,621,650.30 and 607,822.48

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Solution

The fourth proportional to 1,082,135.38, 1,621,650.30 and 607,822.48 is: 910,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,135.38 : 1,621,650.30 = 607,822.48 : x
  2. Step 2: Convert to fraction form
    1,082,135.38/1,621,650.30 = 607,822.48/x
  3. Step 3: Cross multiply
    1,082,135.38x = 1,621,650.30 × 607,822.48
  4. Step 4: Simplify right side
    1,082,135.38x = 985,675,507,038.74
  5. Step 5: Solve for x
    x = 985,675,507,038.74/1,082,135.38
  6. Step 6: Final answer
    x = 910,861.55

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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.