Home / 1,237,816.05-1,856,708.97-339,257.06

Finding the Fourth Proportional to 1,237,816.05, 1,856,708.97 and 339,257.06

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Solution

The fourth proportional to 1,237,816.05, 1,856,708.97 and 339,257.06 is: 508,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,816.05 : 1,856,708.97 = 339,257.06 : x
  2. Step 2: Convert to fraction form
    1,237,816.05/1,856,708.97 = 339,257.06/x
  3. Step 3: Cross multiply
    1,237,816.05x = 1,856,708.97 × 339,257.06
  4. Step 4: Simplify right side
    1,237,816.05x = 629,901,617,154.28
  5. Step 5: Solve for x
    x = 629,901,617,154.28/1,237,816.05
  6. Step 6: Final answer
    x = 508,881.44

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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.