Home / 1,451,505.76-2,003,146.26-806,936.68

Finding the Fourth Proportional to 1,451,505.76, 2,003,146.26 and 806,936.68

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Solution

The fourth proportional to 1,451,505.76, 2,003,146.26 and 806,936.68 is: 1,113,610.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,505.76 : 2,003,146.26 = 806,936.68 : x
  2. Step 2: Convert to fraction form
    1,451,505.76/2,003,146.26 = 806,936.68/x
  3. Step 3: Cross multiply
    1,451,505.76x = 2,003,146.26 × 806,936.68
  4. Step 4: Simplify right side
    1,451,505.76x = 1,616,412,192,598.82
  5. Step 5: Solve for x
    x = 1,616,412,192,598.82/1,451,505.76
  6. Step 6: Final answer
    x = 1,113,610.59

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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.