Home / 1,374,949.22-1,897,401.38-763,066.44

Finding the Fourth Proportional to 1,374,949.22, 1,897,401.38 and 763,066.44

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Solution

The fourth proportional to 1,374,949.22, 1,897,401.38 and 763,066.44 is: 1,053,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,949.22 : 1,897,401.38 = 763,066.44 : x
  2. Step 2: Convert to fraction form
    1,374,949.22/1,897,401.38 = 763,066.44/x
  3. Step 3: Cross multiply
    1,374,949.22x = 1,897,401.38 × 763,066.44
  4. Step 4: Simplify right side
    1,374,949.22x = 1,447,843,312,472.36
  5. Step 5: Solve for x
    x = 1,447,843,312,472.36/1,374,949.22
  6. Step 6: Final answer
    x = 1,053,015.85

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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.