Home / 2,082,358.08-3,122,416.44-1,123,328.58

Finding the Fourth Proportional to 2,082,358.08, 3,122,416.44 and 1,123,328.58

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Solution

The fourth proportional to 2,082,358.08, 3,122,416.44 and 1,123,328.58 is: 1,684,388.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,358.08 : 3,122,416.44 = 1,123,328.58 : x
  2. Step 2: Convert to fraction form
    2,082,358.08/3,122,416.44 = 1,123,328.58/x
  3. Step 3: Cross multiply
    2,082,358.08x = 3,122,416.44 × 1,123,328.58
  4. Step 4: Simplify right side
    2,082,358.08x = 3,507,499,625,713.86
  5. Step 5: Solve for x
    x = 3,507,499,625,713.86/2,082,358.08
  6. Step 6: Final answer
    x = 1,684,388.32

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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.