Home / 3,781,805.68-5,672,757.88-1,257,460.92

Finding the Fourth Proportional to 3,781,805.68, 5,672,757.88 and 1,257,460.92

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Solution

The fourth proportional to 3,781,805.68, 5,672,757.88 and 1,257,460.92 is: 1,886,207.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,805.68 : 5,672,757.88 = 1,257,460.92 : x
  2. Step 2: Convert to fraction form
    3,781,805.68/5,672,757.88 = 1,257,460.92/x
  3. Step 3: Cross multiply
    3,781,805.68x = 5,672,757.88 × 1,257,460.92
  4. Step 4: Simplify right side
    3,781,805.68x = 7,133,271,342,722.05
  5. Step 5: Solve for x
    x = 7,133,271,342,722.05/3,781,805.68
  6. Step 6: Final answer
    x = 1,886,207.79

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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.