Home / 1,108,026.45-1,661,553.68-508,788.45

Finding the Fourth Proportional to 1,108,026.45, 1,661,553.68 and 508,788.45

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Solution

The fourth proportional to 1,108,026.45, 1,661,553.68 and 508,788.45 is: 762,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,026.45 : 1,661,553.68 = 508,788.45 : x
  2. Step 2: Convert to fraction form
    1,108,026.45/1,661,553.68 = 508,788.45/x
  3. Step 3: Cross multiply
    1,108,026.45x = 1,661,553.68 × 508,788.45
  4. Step 4: Simplify right side
    1,108,026.45x = 845,379,318,895.05
  5. Step 5: Solve for x
    x = 845,379,318,895.05/1,108,026.45
  6. Step 6: Final answer
    x = 762,959.51

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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.