Home / 1,635,467.76-2,256,945.61-910,299.91

Finding the Fourth Proportional to 1,635,467.76, 2,256,945.61 and 910,299.91

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Solution

The fourth proportional to 1,635,467.76, 2,256,945.61 and 910,299.91 is: 1,256,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,467.76 : 2,256,945.61 = 910,299.91 : x
  2. Step 2: Convert to fraction form
    1,635,467.76/2,256,945.61 = 910,299.91/x
  3. Step 3: Cross multiply
    1,635,467.76x = 2,256,945.61 × 910,299.91
  4. Step 4: Simplify right side
    1,635,467.76x = 2,054,497,379,446.59
  5. Step 5: Solve for x
    x = 2,054,497,379,446.59/1,635,467.76
  6. Step 6: Final answer
    x = 1,256,213.93

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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.