Home / 1,339,662.54-1,848,726.47-727,810.41

Finding the Fourth Proportional to 1,339,662.54, 1,848,726.47 and 727,810.41

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Solution

The fourth proportional to 1,339,662.54, 1,848,726.47 and 727,810.41 is: 1,004,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,662.54 : 1,848,726.47 = 727,810.41 : x
  2. Step 2: Convert to fraction form
    1,339,662.54/1,848,726.47 = 727,810.41/x
  3. Step 3: Cross multiply
    1,339,662.54x = 1,848,726.47 × 727,810.41
  4. Step 4: Simplify right side
    1,339,662.54x = 1,345,522,366,469.50
  5. Step 5: Solve for x
    x = 1,345,522,366,469.50/1,339,662.54
  6. Step 6: Final answer
    x = 1,004,374.11

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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.