Home / 5,263,077.06-7,894,897.47-1,669,116.78

Finding the Fourth Proportional to 5,263,077.06, 7,894,897.47 and 1,669,116.78

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Solution

The fourth proportional to 5,263,077.06, 7,894,897.47 and 1,669,116.78 is: 2,503,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263,077.06 : 7,894,897.47 = 1,669,116.78 : x
  2. Step 2: Convert to fraction form
    5,263,077.06/7,894,897.47 = 1,669,116.78/x
  3. Step 3: Cross multiply
    5,263,077.06x = 7,894,897.47 × 1,669,116.78
  4. Step 4: Simplify right side
    5,263,077.06x = 13,177,505,843,556.55
  5. Step 5: Solve for x
    x = 13,177,505,843,556.55/5,263,077.06
  6. Step 6: Final answer
    x = 2,503,764.56

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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.