Home / 1,346,134.80-2,019,219.79-447,576.54

Finding the Fourth Proportional to 1,346,134.80, 2,019,219.79 and 447,576.54

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Solution

The fourth proportional to 1,346,134.80, 2,019,219.79 and 447,576.54 is: 671,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,134.80 : 2,019,219.79 = 447,576.54 : x
  2. Step 2: Convert to fraction form
    1,346,134.80/2,019,219.79 = 447,576.54/x
  3. Step 3: Cross multiply
    1,346,134.80x = 2,019,219.79 × 447,576.54
  4. Step 4: Simplify right side
    1,346,134.80x = 903,755,407,107.73
  5. Step 5: Solve for x
    x = 903,755,407,107.73/1,346,134.80
  6. Step 6: Final answer
    x = 671,370.66

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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.