Home / 1,531,105.52-2,296,663.66-451,631.36

Finding the Fourth Proportional to 1,531,105.52, 2,296,663.66 and 451,631.36

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Solution

The fourth proportional to 1,531,105.52, 2,296,663.66 and 451,631.36 is: 677,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,105.52 : 2,296,663.66 = 451,631.36 : x
  2. Step 2: Convert to fraction form
    1,531,105.52/2,296,663.66 = 451,631.36/x
  3. Step 3: Cross multiply
    1,531,105.52x = 2,296,663.66 × 451,631.36
  4. Step 4: Simplify right side
    1,531,105.52x = 1,037,245,332,228.38
  5. Step 5: Solve for x
    x = 1,037,245,332,228.38/1,531,105.52
  6. Step 6: Final answer
    x = 677,448.63

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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.