Home / 1,320,146.73-1,979,902.94-609,492.33

Finding the Fourth Proportional to 1,320,146.73, 1,979,902.94 and 609,492.33

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Solution

The fourth proportional to 1,320,146.73, 1,979,902.94 and 609,492.33 is: 914,092.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,146.73 : 1,979,902.94 = 609,492.33 : x
  2. Step 2: Convert to fraction form
    1,320,146.73/1,979,902.94 = 609,492.33/x
  3. Step 3: Cross multiply
    1,320,146.73x = 1,979,902.94 × 609,492.33
  4. Step 4: Simplify right side
    1,320,146.73x = 1,206,735,653,026.99
  5. Step 5: Solve for x
    x = 1,206,735,653,026.99/1,320,146.73
  6. Step 6: Final answer
    x = 914,092.07

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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.