Home / 1,515,463.25-2,273,212.16-518,269.01

Finding the Fourth Proportional to 1,515,463.25, 2,273,212.16 and 518,269.01

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Solution

The fourth proportional to 1,515,463.25, 2,273,212.16 and 518,269.01 is: 777,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,463.25 : 2,273,212.16 = 518,269.01 : x
  2. Step 2: Convert to fraction form
    1,515,463.25/2,273,212.16 = 518,269.01/x
  3. Step 3: Cross multiply
    1,515,463.25x = 2,273,212.16 × 518,269.01
  4. Step 4: Simplify right side
    1,515,463.25x = 1,178,135,413,091.82
  5. Step 5: Solve for x
    x = 1,178,135,413,091.82/1,515,463.25
  6. Step 6: Final answer
    x = 777,409.42

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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.