Home / 1,996,181.43-2,995,129.94-648,756.96

Finding the Fourth Proportional to 1,996,181.43, 2,995,129.94 and 648,756.96

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Solution

The fourth proportional to 1,996,181.43, 2,995,129.94 and 648,756.96 is: 973,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,181.43 : 2,995,129.94 = 648,756.96 : x
  2. Step 2: Convert to fraction form
    1,996,181.43/2,995,129.94 = 648,756.96/x
  3. Step 3: Cross multiply
    1,996,181.43x = 2,995,129.94 × 648,756.96
  4. Step 4: Simplify right side
    1,996,181.43x = 1,943,111,394,679.38
  5. Step 5: Solve for x
    x = 1,943,111,394,679.38/1,996,181.43
  6. Step 6: Final answer
    x = 973,414.22

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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.