Home / 1,086,635.36-1,499,481.79-603,162.45

Finding the Fourth Proportional to 1,086,635.36, 1,499,481.79 and 603,162.45

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Solution

The fourth proportional to 1,086,635.36, 1,499,481.79 and 603,162.45 is: 832,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,635.36 : 1,499,481.79 = 603,162.45 : x
  2. Step 2: Convert to fraction form
    1,086,635.36/1,499,481.79 = 603,162.45/x
  3. Step 3: Cross multiply
    1,086,635.36x = 1,499,481.79 × 603,162.45
  4. Step 4: Simplify right side
    1,086,635.36x = 904,431,108,678.88
  5. Step 5: Solve for x
    x = 904,431,108,678.88/1,086,635.36
  6. Step 6: Final answer
    x = 832,322.54

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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.