Home / 2,511,772.88-3,768,665.34-914,446.40

Finding the Fourth Proportional to 2,511,772.88, 3,768,665.34 and 914,446.40

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Solution

The fourth proportional to 2,511,772.88, 3,768,665.34 and 914,446.40 is: 1,372,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,772.88 : 3,768,665.34 = 914,446.40 : x
  2. Step 2: Convert to fraction form
    2,511,772.88/3,768,665.34 = 914,446.40/x
  3. Step 3: Cross multiply
    2,511,772.88x = 3,768,665.34 × 914,446.40
  4. Step 4: Simplify right side
    2,511,772.88x = 3,446,242,452,967.78
  5. Step 5: Solve for x
    x = 3,446,242,452,967.78/2,511,772.88
  6. Step 6: Final answer
    x = 1,372,035.86

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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.