Home / 1,844,329.70-2,763,542.10-1,212,505.40

Finding the Fourth Proportional to 1,844,329.70, 2,763,542.10 and 1,212,505.40

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Solution

The fourth proportional to 1,844,329.70, 2,763,542.10 and 1,212,505.40 is: 1,816,817.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,329.70 : 2,763,542.10 = 1,212,505.40 : x
  2. Step 2: Convert to fraction form
    1,844,329.70/2,763,542.10 = 1,212,505.40/x
  3. Step 3: Cross multiply
    1,844,329.70x = 2,763,542.10 × 1,212,505.40
  4. Step 4: Simplify right side
    1,844,329.70x = 3,350,809,719,377.34
  5. Step 5: Solve for x
    x = 3,350,809,719,377.34/1,844,329.70
  6. Step 6: Final answer
    x = 1,816,817.09

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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.