Home / 1,294,213.82-1,786,021.04-750,671.42

Finding the Fourth Proportional to 1,294,213.82, 1,786,021.04 and 750,671.42

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Solution

The fourth proportional to 1,294,213.82, 1,786,021.04 and 750,671.42 is: 1,035,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,213.82 : 1,786,021.04 = 750,671.42 : x
  2. Step 2: Convert to fraction form
    1,294,213.82/1,786,021.04 = 750,671.42/x
  3. Step 3: Cross multiply
    1,294,213.82x = 1,786,021.04 × 750,671.42
  4. Step 4: Simplify right side
    1,294,213.82x = 1,340,714,943,193.25
  5. Step 5: Solve for x
    x = 1,340,714,943,193.25/1,294,213.82
  6. Step 6: Final answer
    x = 1,035,930.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.