Home / 1,981,560.22-2,967,294.47-1,305,592.18

Finding the Fourth Proportional to 1,981,560.22, 2,967,294.47 and 1,305,592.18

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Solution

The fourth proportional to 1,981,560.22, 2,967,294.47 and 1,305,592.18 is: 1,955,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,560.22 : 2,967,294.47 = 1,305,592.18 : x
  2. Step 2: Convert to fraction form
    1,981,560.22/2,967,294.47 = 1,305,592.18/x
  3. Step 3: Cross multiply
    1,981,560.22x = 2,967,294.47 × 1,305,592.18
  4. Step 4: Simplify right side
    1,981,560.22x = 3,874,076,446,071.31
  5. Step 5: Solve for x
    x = 3,874,076,446,071.31/1,981,560.22
  6. Step 6: Final answer
    x = 1,955,063.70

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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.