Home / 2,112,359.80-3,170,094.90-851,092.60

Finding the Fourth Proportional to 2,112,359.80, 3,170,094.90 and 851,092.60

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Solution

The fourth proportional to 2,112,359.80, 3,170,094.90 and 851,092.60 is: 1,277,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,359.80 : 3,170,094.90 = 851,092.60 : x
  2. Step 2: Convert to fraction form
    2,112,359.80/3,170,094.90 = 851,092.60/x
  3. Step 3: Cross multiply
    2,112,359.80x = 3,170,094.90 × 851,092.60
  4. Step 4: Simplify right side
    2,112,359.80x = 2,698,044,310,687.74
  5. Step 5: Solve for x
    x = 2,698,044,310,687.74/2,112,359.80
  6. Step 6: Final answer
    x = 1,277,265.51

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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.