Home / 1,463,554.97-2,190,557.72-1,323,719.55

Finding the Fourth Proportional to 1,463,554.97, 2,190,557.72 and 1,323,719.55

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Solution

The fourth proportional to 1,463,554.97, 2,190,557.72 and 1,323,719.55 is: 1,981,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,554.97 : 2,190,557.72 = 1,323,719.55 : x
  2. Step 2: Convert to fraction form
    1,463,554.97/2,190,557.72 = 1,323,719.55/x
  3. Step 3: Cross multiply
    1,463,554.97x = 2,190,557.72 × 1,323,719.55
  4. Step 4: Simplify right side
    1,463,554.97x = 2,899,684,084,264.54
  5. Step 5: Solve for x
    x = 2,899,684,084,264.54/1,463,554.97
  6. Step 6: Final answer
    x = 1,981,260.80

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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.