Home / 1,635,745.29-2,453,650.73-437,665.68

Finding the Fourth Proportional to 1,635,745.29, 2,453,650.73 and 437,665.68

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Solution

The fourth proportional to 1,635,745.29, 2,453,650.73 and 437,665.68 is: 656,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,745.29 : 2,453,650.73 = 437,665.68 : x
  2. Step 2: Convert to fraction form
    1,635,745.29/2,453,650.73 = 437,665.68/x
  3. Step 3: Cross multiply
    1,635,745.29x = 2,453,650.73 × 437,665.68
  4. Step 4: Simplify right side
    1,635,745.29x = 1,073,878,717,142.73
  5. Step 5: Solve for x
    x = 1,073,878,717,142.73/1,635,745.29
  6. Step 6: Final answer
    x = 656,507.30

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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.