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Finding the Fourth Proportional to 2,084,874, 3,127,317.48 and 508,938

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Solution

The fourth proportional to 2,084,874, 3,127,317.48 and 508,938 is: 763,408.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,874 : 3,127,317.48 = 508,938 : x
  2. Step 2: Convert to fraction form
    2,084,874/3,127,317.48 = 508,938/x
  3. Step 3: Cross multiply
    2,084,874x = 3,127,317.48 × 508,938
  4. Step 4: Simplify right side
    2,084,874x = 1,591,610,703,636.24
  5. Step 5: Solve for x
    x = 1,591,610,703,636.24/2,084,874
  6. Step 6: Final answer
    x = 763,408.58

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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.