Home / 1,725,781.92-2,588,906.16-1,620,805.92

Finding the Fourth Proportional to 1,725,781.92, 2,588,906.16 and 1,620,805.92

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Solution

The fourth proportional to 1,725,781.92, 2,588,906.16 and 1,620,805.92 is: 2,431,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,781.92 : 2,588,906.16 = 1,620,805.92 : x
  2. Step 2: Convert to fraction form
    1,725,781.92/2,588,906.16 = 1,620,805.92/x
  3. Step 3: Cross multiply
    1,725,781.92x = 2,588,906.16 × 1,620,805.92
  4. Step 4: Simplify right side
    1,725,781.92x = 4,196,114,430,452.47
  5. Step 5: Solve for x
    x = 4,196,114,430,452.47/1,725,781.92
  6. Step 6: Final answer
    x = 2,431,427.97

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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.