Home / 988,829.70-1,483,244.55-739,997.70

Finding the Fourth Proportional to 988,829.70, 1,483,244.55 and 739,997.70

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Solution

The fourth proportional to 988,829.70, 1,483,244.55 and 739,997.70 is: 1,109,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,829.70 : 1,483,244.55 = 739,997.70 : x
  2. Step 2: Convert to fraction form
    988,829.70/1,483,244.55 = 739,997.70/x
  3. Step 3: Cross multiply
    988,829.70x = 1,483,244.55 × 739,997.70
  4. Step 4: Simplify right side
    988,829.70x = 1,097,597,555,537.53
  5. Step 5: Solve for x
    x = 1,097,597,555,537.53/988,829.70
  6. Step 6: Final answer
    x = 1,109,996.55

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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.