Home / 1,347,866.66-2,021,123.90-448,992.38

Finding the Fourth Proportional to 1,347,866.66, 2,021,123.90 and 448,992.38

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Solution

The fourth proportional to 1,347,866.66, 2,021,123.90 and 448,992.38 is: 673,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,866.66 : 2,021,123.90 = 448,992.38 : x
  2. Step 2: Convert to fraction form
    1,347,866.66/2,021,123.90 = 448,992.38/x
  3. Step 3: Cross multiply
    1,347,866.66x = 2,021,123.90 × 448,992.38
  4. Step 4: Simplify right side
    1,347,866.66x = 907,469,230,135.88
  5. Step 5: Solve for x
    x = 907,469,230,135.88/1,347,866.66
  6. Step 6: Final answer
    x = 673,263.36

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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.