Home / 2,200,631.76-3,300,666.84-851,871.33

Finding the Fourth Proportional to 2,200,631.76, 3,300,666.84 and 851,871.33

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Solution

The fourth proportional to 2,200,631.76, 3,300,666.84 and 851,871.33 is: 1,277,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,631.76 : 3,300,666.84 = 851,871.33 : x
  2. Step 2: Convert to fraction form
    2,200,631.76/3,300,666.84 = 851,871.33/x
  3. Step 3: Cross multiply
    2,200,631.76x = 3,300,666.84 × 851,871.33
  4. Step 4: Simplify right side
    2,200,631.76x = 2,811,743,450,877.70
  5. Step 5: Solve for x
    x = 2,811,743,450,877.70/2,200,631.76
  6. Step 6: Final answer
    x = 1,277,698.30

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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.