Home / 1,072,936.60-1,609,404.90-673,857.70

Finding the Fourth Proportional to 1,072,936.60, 1,609,404.90 and 673,857.70

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Solution

The fourth proportional to 1,072,936.60, 1,609,404.90 and 673,857.70 is: 1,010,786.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,936.60 : 1,609,404.90 = 673,857.70 : x
  2. Step 2: Convert to fraction form
    1,072,936.60/1,609,404.90 = 673,857.70/x
  3. Step 3: Cross multiply
    1,072,936.60x = 1,609,404.90 × 673,857.70
  4. Step 4: Simplify right side
    1,072,936.60x = 1,084,509,884,282.73
  5. Step 5: Solve for x
    x = 1,084,509,884,282.73/1,072,936.60
  6. Step 6: Final answer
    x = 1,010,786.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.