Home / 1,196,267.82-1,650,783.78-679,949.92

Finding the Fourth Proportional to 1,196,267.82, 1,650,783.78 and 679,949.92

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Solution

The fourth proportional to 1,196,267.82, 1,650,783.78 and 679,949.92 is: 938,293.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,267.82 : 1,650,783.78 = 679,949.92 : x
  2. Step 2: Convert to fraction form
    1,196,267.82/1,650,783.78 = 679,949.92/x
  3. Step 3: Cross multiply
    1,196,267.82x = 1,650,783.78 × 679,949.92
  4. Step 4: Simplify right side
    1,196,267.82x = 1,122,450,299,148.30
  5. Step 5: Solve for x
    x = 1,122,450,299,148.30/1,196,267.82
  6. Step 6: Final answer
    x = 938,293.48

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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.