Home / 1,590,972.20-2,195,591.43-902,673.06

Finding the Fourth Proportional to 1,590,972.20, 2,195,591.43 and 902,673.06

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Solution

The fourth proportional to 1,590,972.20, 2,195,591.43 and 902,673.06 is: 1,245,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,972.20 : 2,195,591.43 = 902,673.06 : x
  2. Step 2: Convert to fraction form
    1,590,972.20/2,195,591.43 = 902,673.06/x
  3. Step 3: Cross multiply
    1,590,972.20x = 2,195,591.43 × 902,673.06
  4. Step 4: Simplify right side
    1,590,972.20x = 1,981,901,234,627.88
  5. Step 5: Solve for x
    x = 1,981,901,234,627.88/1,590,972.20
  6. Step 6: Final answer
    x = 1,245,717.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.