Home / 1,672,573.44-2,308,160.74-908,628.82

Finding the Fourth Proportional to 1,672,573.44, 2,308,160.74 and 908,628.82

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Solution

The fourth proportional to 1,672,573.44, 2,308,160.74 and 908,628.82 is: 1,253,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,573.44 : 2,308,160.74 = 908,628.82 : x
  2. Step 2: Convert to fraction form
    1,672,573.44/2,308,160.74 = 908,628.82/x
  3. Step 3: Cross multiply
    1,672,573.44x = 2,308,160.74 × 908,628.82
  4. Step 4: Simplify right side
    1,672,573.44x = 2,097,261,369,556.53
  5. Step 5: Solve for x
    x = 2,097,261,369,556.53/1,672,573.44
  6. Step 6: Final answer
    x = 1,253,912.87

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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.