Home / 3,172,843.32-4,757,476.48-1,042,355.40

Finding the Fourth Proportional to 3,172,843.32, 4,757,476.48 and 1,042,355.40

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Solution

The fourth proportional to 3,172,843.32, 4,757,476.48 and 1,042,355.40 is: 1,562,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,843.32 : 4,757,476.48 = 1,042,355.40 : x
  2. Step 2: Convert to fraction form
    3,172,843.32/4,757,476.48 = 1,042,355.40/x
  3. Step 3: Cross multiply
    3,172,843.32x = 4,757,476.48 × 1,042,355.40
  4. Step 4: Simplify right side
    3,172,843.32x = 4,958,981,299,300.99
  5. Step 5: Solve for x
    x = 4,958,981,299,300.99/3,172,843.32
  6. Step 6: Final answer
    x = 1,562,945.53

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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.