Home / 4,143,016.80-6,211,990.80-1,615,759.20

Finding the Fourth Proportional to 4,143,016.80, 6,211,990.80 and 1,615,759.20

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Solution

The fourth proportional to 4,143,016.80, 6,211,990.80 and 1,615,759.20 is: 2,422,650.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143,016.80 : 6,211,990.80 = 1,615,759.20 : x
  2. Step 2: Convert to fraction form
    4,143,016.80/6,211,990.80 = 1,615,759.20/x
  3. Step 3: Cross multiply
    4,143,016.80x = 6,211,990.80 × 1,615,759.20
  4. Step 4: Simplify right side
    4,143,016.80x = 10,037,081,285,415.36
  5. Step 5: Solve for x
    x = 10,037,081,285,415.36/4,143,016.80
  6. Step 6: Final answer
    x = 2,422,650.39

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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.