Home / 2,286,813.96-3,430,738.46-770,455.69

Finding the Fourth Proportional to 2,286,813.96, 3,430,738.46 and 770,455.69

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Solution

The fourth proportional to 2,286,813.96, 3,430,738.46 and 770,455.69 is: 1,155,857.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,813.96 : 3,430,738.46 = 770,455.69 : x
  2. Step 2: Convert to fraction form
    2,286,813.96/3,430,738.46 = 770,455.69/x
  3. Step 3: Cross multiply
    2,286,813.96x = 3,430,738.46 × 770,455.69
  4. Step 4: Simplify right side
    2,286,813.96x = 2,643,231,967,408.84
  5. Step 5: Solve for x
    x = 2,643,231,967,408.84/2,286,813.96
  6. Step 6: Final answer
    x = 1,155,857.89

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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.