Home / 1,451,503.05-2,003,142.57-806,934

Finding the Fourth Proportional to 1,451,503.05, 2,003,142.57 and 806,934

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Solution

The fourth proportional to 1,451,503.05, 2,003,142.57 and 806,934 is: 1,113,606.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,503.05 : 2,003,142.57 = 806,934 : x
  2. Step 2: Convert to fraction form
    1,451,503.05/2,003,142.57 = 806,934/x
  3. Step 3: Cross multiply
    1,451,503.05x = 2,003,142.57 × 806,934
  4. Step 4: Simplify right side
    1,451,503.05x = 1,616,403,846,580.38
  5. Step 5: Solve for x
    x = 1,616,403,846,580.38/1,451,503.05
  6. Step 6: Final answer
    x = 1,113,606.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.