Home / 1,313,133.40-1,968,606.60-555,556.60

Finding the Fourth Proportional to 1,313,133.40, 1,968,606.60 and 555,556.60

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Solution

The fourth proportional to 1,313,133.40, 1,968,606.60 and 555,556.60 is: 832,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,133.40 : 1,968,606.60 = 555,556.60 : x
  2. Step 2: Convert to fraction form
    1,313,133.40/1,968,606.60 = 555,556.60/x
  3. Step 3: Cross multiply
    1,313,133.40x = 1,968,606.60 × 555,556.60
  4. Step 4: Simplify right side
    1,313,133.40x = 1,093,672,389,433.56
  5. Step 5: Solve for x
    x = 1,093,672,389,433.56/1,313,133.40
  6. Step 6: Final answer
    x = 832,872.27

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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.