Home / 1,027,105.11-1,541,022.30-458,434.44

Finding the Fourth Proportional to 1,027,105.11, 1,541,022.30 and 458,434.44

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Solution

The fourth proportional to 1,027,105.11, 1,541,022.30 and 458,434.44 is: 687,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,105.11 : 1,541,022.30 = 458,434.44 : x
  2. Step 2: Convert to fraction form
    1,027,105.11/1,541,022.30 = 458,434.44/x
  3. Step 3: Cross multiply
    1,027,105.11x = 1,541,022.30 × 458,434.44
  4. Step 4: Simplify right side
    1,027,105.11x = 706,457,695,128.01
  5. Step 5: Solve for x
    x = 706,457,695,128.01/1,027,105.11
  6. Step 6: Final answer
    x = 687,814.41

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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.