Home / 2,092,215.80-3,138,615.30-894,128.60

Finding the Fourth Proportional to 2,092,215.80, 3,138,615.30 and 894,128.60

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Solution

The fourth proportional to 2,092,215.80, 3,138,615.30 and 894,128.60 is: 1,341,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,215.80 : 3,138,615.30 = 894,128.60 : x
  2. Step 2: Convert to fraction form
    2,092,215.80/3,138,615.30 = 894,128.60/x
  3. Step 3: Cross multiply
    2,092,215.80x = 3,138,615.30 × 894,128.60
  4. Step 4: Simplify right side
    2,092,215.80x = 2,806,325,704,127.58
  5. Step 5: Solve for x
    x = 2,806,325,704,127.58/2,092,215.80
  6. Step 6: Final answer
    x = 1,341,317.52

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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.