Home / 1,445,336.94-2,167,223.49-1,147,732.14

Finding the Fourth Proportional to 1,445,336.94, 2,167,223.49 and 1,147,732.14

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Solution

The fourth proportional to 1,445,336.94, 2,167,223.49 and 1,147,732.14 is: 1,720,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,336.94 : 2,167,223.49 = 1,147,732.14 : x
  2. Step 2: Convert to fraction form
    1,445,336.94/2,167,223.49 = 1,147,732.14/x
  3. Step 3: Cross multiply
    1,445,336.94x = 2,167,223.49 × 1,147,732.14
  4. Step 4: Simplify right side
    1,445,336.94x = 2,487,392,054,035.97
  5. Step 5: Solve for x
    x = 2,487,392,054,035.97/1,445,336.94
  6. Step 6: Final answer
    x = 1,720,977.29

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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.