Home / 1,008,401.36-1,511,457.97-629,491.31

Finding the Fourth Proportional to 1,008,401.36, 1,511,457.97 and 629,491.31

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Solution

The fourth proportional to 1,008,401.36, 1,511,457.97 and 629,491.31 is: 943,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,401.36 : 1,511,457.97 = 629,491.31 : x
  2. Step 2: Convert to fraction form
    1,008,401.36/1,511,457.97 = 629,491.31/x
  3. Step 3: Cross multiply
    1,008,401.36x = 1,511,457.97 × 629,491.31
  4. Step 4: Simplify right side
    1,008,401.36x = 951,449,657,545.24
  5. Step 5: Solve for x
    x = 951,449,657,545.24/1,008,401.36
  6. Step 6: Final answer
    x = 943,522.78

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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.