Home / 1,590,972.70-2,195,592.12-902,673.56

Finding the Fourth Proportional to 1,590,972.70, 2,195,592.12 and 902,673.56

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Solution

The fourth proportional to 1,590,972.70, 2,195,592.12 and 902,673.56 is: 1,245,717.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,972.70 : 2,195,592.12 = 902,673.56 : x
  2. Step 2: Convert to fraction form
    1,590,972.70/2,195,592.12 = 902,673.56/x
  3. Step 3: Cross multiply
    1,590,972.70x = 2,195,592.12 × 902,673.56
  4. Step 4: Simplify right side
    1,590,972.70x = 1,981,902,955,268.35
  5. Step 5: Solve for x
    x = 1,981,902,955,268.35/1,590,972.70
  6. Step 6: Final answer
    x = 1,245,717.76

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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.