Home / 1,448,778.34-1,999,299.27-804,181.96

Finding the Fourth Proportional to 1,448,778.34, 1,999,299.27 and 804,181.96

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Solution

The fourth proportional to 1,448,778.34, 1,999,299.27 and 804,181.96 is: 1,109,762.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,778.34 : 1,999,299.27 = 804,181.96 : x
  2. Step 2: Convert to fraction form
    1,448,778.34/1,999,299.27 = 804,181.96/x
  3. Step 3: Cross multiply
    1,448,778.34x = 1,999,299.27 × 804,181.96
  4. Step 4: Simplify right side
    1,448,778.34x = 1,607,800,405,575.17
  5. Step 5: Solve for x
    x = 1,607,800,405,575.17/1,448,778.34
  6. Step 6: Final answer
    x = 1,109,762.87

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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.