Home / 1,095,845.68-1,512,732.54-666,262.96

Finding the Fourth Proportional to 1,095,845.68, 1,512,732.54 and 666,262.96

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Solution

The fourth proportional to 1,095,845.68, 1,512,732.54 and 666,262.96 is: 919,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,845.68 : 1,512,732.54 = 666,262.96 : x
  2. Step 2: Convert to fraction form
    1,095,845.68/1,512,732.54 = 666,262.96/x
  3. Step 3: Cross multiply
    1,095,845.68x = 1,512,732.54 × 666,262.96
  4. Step 4: Simplify right side
    1,095,845.68x = 1,007,877,659,788.72
  5. Step 5: Solve for x
    x = 1,007,877,659,788.72/1,095,845.68
  6. Step 6: Final answer
    x = 919,725.91

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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.