Home / 2,219,230.40-3,325,902.75-1,139,699.35

Finding the Fourth Proportional to 2,219,230.40, 3,325,902.75 and 1,139,699.35

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Solution

The fourth proportional to 2,219,230.40, 3,325,902.75 and 1,139,699.35 is: 1,708,037.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,230.40 : 3,325,902.75 = 1,139,699.35 : x
  2. Step 2: Convert to fraction form
    2,219,230.40/3,325,902.75 = 1,139,699.35/x
  3. Step 3: Cross multiply
    2,219,230.40x = 3,325,902.75 × 1,139,699.35
  4. Step 4: Simplify right side
    2,219,230.40x = 3,790,529,202,338.21
  5. Step 5: Solve for x
    x = 3,790,529,202,338.21/2,219,230.40
  6. Step 6: Final answer
    x = 1,708,037.71

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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.