Home / 1,014,101.20-1,399,020.36-611,469.52

Finding the Fourth Proportional to 1,014,101.20, 1,399,020.36 and 611,469.52

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Solution

The fourth proportional to 1,014,101.20, 1,399,020.36 and 611,469.52 is: 843,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,101.20 : 1,399,020.36 = 611,469.52 : x
  2. Step 2: Convert to fraction form
    1,014,101.20/1,399,020.36 = 611,469.52/x
  3. Step 3: Cross multiply
    1,014,101.20x = 1,399,020.36 × 611,469.52
  4. Step 4: Simplify right side
    1,014,101.20x = 855,458,307,999.43
  5. Step 5: Solve for x
    x = 855,458,307,999.43/1,014,101.20
  6. Step 6: Final answer
    x = 843,563.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.