Home / 1,436,278.35-1,982,063.64-791,709.31

Finding the Fourth Proportional to 1,436,278.35, 1,982,063.64 and 791,709.31

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Solution

The fourth proportional to 1,436,278.35, 1,982,063.64 and 791,709.31 is: 1,092,558.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,278.35 : 1,982,063.64 = 791,709.31 : x
  2. Step 2: Convert to fraction form
    1,436,278.35/1,982,063.64 = 791,709.31/x
  3. Step 3: Cross multiply
    1,436,278.35x = 1,982,063.64 × 791,709.31
  4. Step 4: Simplify right side
    1,436,278.35x = 1,569,218,236,800.49
  5. Step 5: Solve for x
    x = 1,569,218,236,800.49/1,436,278.35
  6. Step 6: Final answer
    x = 1,092,558.58

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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.