Home / 1,242,495.33-1,863,940.23-400,850.25

Finding the Fourth Proportional to 1,242,495.33, 1,863,940.23 and 400,850.25

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Solution

The fourth proportional to 1,242,495.33, 1,863,940.23 and 400,850.25 is: 601,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,495.33 : 1,863,940.23 = 400,850.25 : x
  2. Step 2: Convert to fraction form
    1,242,495.33/1,863,940.23 = 400,850.25/x
  3. Step 3: Cross multiply
    1,242,495.33x = 1,863,940.23 × 400,850.25
  4. Step 4: Simplify right side
    1,242,495.33x = 747,160,907,180.56
  5. Step 5: Solve for x
    x = 747,160,907,180.56/1,242,495.33
  6. Step 6: Final answer
    x = 601,339.01

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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.