Home / 1,409,930.52-1,945,737-836,972.88

Finding the Fourth Proportional to 1,409,930.52, 1,945,737 and 836,972.88

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Solution

The fourth proportional to 1,409,930.52, 1,945,737 and 836,972.88 is: 1,155,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,930.52 : 1,945,737 = 836,972.88 : x
  2. Step 2: Convert to fraction form
    1,409,930.52/1,945,737 = 836,972.88/x
  3. Step 3: Cross multiply
    1,409,930.52x = 1,945,737 × 836,972.88
  4. Step 4: Simplify right side
    1,409,930.52x = 1,628,529,100,612.56
  5. Step 5: Solve for x
    x = 1,628,529,100,612.56/1,409,930.52
  6. Step 6: Final answer
    x = 1,155,042.09

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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.