Home / 1,436,013.04-1,981,672.34-782,644.97

Finding the Fourth Proportional to 1,436,013.04, 1,981,672.34 and 782,644.97

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Solution

The fourth proportional to 1,436,013.04, 1,981,672.34 and 782,644.97 is: 1,080,036.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,013.04 : 1,981,672.34 = 782,644.97 : x
  2. Step 2: Convert to fraction form
    1,436,013.04/1,981,672.34 = 782,644.97/x
  3. Step 3: Cross multiply
    1,436,013.04x = 1,981,672.34 × 782,644.97
  4. Step 4: Simplify right side
    1,436,013.04x = 1,550,945,875,267.54
  5. Step 5: Solve for x
    x = 1,550,945,875,267.54/1,436,013.04
  6. Step 6: Final answer
    x = 1,080,036.07

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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.