Home / 3,409,077.68-5,112,287.56-1,277,999

Finding the Fourth Proportional to 3,409,077.68, 5,112,287.56 and 1,277,999

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Solution

The fourth proportional to 3,409,077.68, 5,112,287.56 and 1,277,999 is: 1,916,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,077.68 : 5,112,287.56 = 1,277,999 : x
  2. Step 2: Convert to fraction form
    3,409,077.68/5,112,287.56 = 1,277,999/x
  3. Step 3: Cross multiply
    3,409,077.68x = 5,112,287.56 × 1,277,999
  4. Step 4: Simplify right side
    3,409,077.68x = 6,533,498,389,392.44
  5. Step 5: Solve for x
    x = 6,533,498,389,392.44/3,409,077.68
  6. Step 6: Final answer
    x = 1,916,500.30

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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.