Home / 2,560,998.20-3,841,691.70-763,741.40

Finding the Fourth Proportional to 2,560,998.20, 3,841,691.70 and 763,741.40

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Solution

The fourth proportional to 2,560,998.20, 3,841,691.70 and 763,741.40 is: 1,145,670.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,998.20 : 3,841,691.70 = 763,741.40 : x
  2. Step 2: Convert to fraction form
    2,560,998.20/3,841,691.70 = 763,741.40/x
  3. Step 3: Cross multiply
    2,560,998.20x = 3,841,691.70 × 763,741.40
  4. Step 4: Simplify right side
    2,560,998.20x = 2,934,058,997,326.38
  5. Step 5: Solve for x
    x = 2,934,058,997,326.38/2,560,998.20
  6. Step 6: Final answer
    x = 1,145,670.07

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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.