Home / 1,587,734.88-2,380,849.83-615,553.44

Finding the Fourth Proportional to 1,587,734.88, 2,380,849.83 and 615,553.44

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Solution

The fourth proportional to 1,587,734.88, 2,380,849.83 and 615,553.44 is: 923,038.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,734.88 : 2,380,849.83 = 615,553.44 : x
  2. Step 2: Convert to fraction form
    1,587,734.88/2,380,849.83 = 615,553.44/x
  3. Step 3: Cross multiply
    1,587,734.88x = 2,380,849.83 × 615,553.44
  4. Step 4: Simplify right side
    1,587,734.88x = 1,465,540,302,979.92
  5. Step 5: Solve for x
    x = 1,465,540,302,979.92/1,587,734.88
  6. Step 6: Final answer
    x = 923,038.43

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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.