Home / 2,889,076.80-4,334,133.60-1,206,350.40

Finding the Fourth Proportional to 2,889,076.80, 4,334,133.60 and 1,206,350.40

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Solution

The fourth proportional to 2,889,076.80, 4,334,133.60 and 1,206,350.40 is: 1,809,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,076.80 : 4,334,133.60 = 1,206,350.40 : x
  2. Step 2: Convert to fraction form
    2,889,076.80/4,334,133.60 = 1,206,350.40/x
  3. Step 3: Cross multiply
    2,889,076.80x = 4,334,133.60 × 1,206,350.40
  4. Step 4: Simplify right side
    2,889,076.80x = 5,228,483,802,013.44
  5. Step 5: Solve for x
    x = 5,228,483,802,013.44/2,889,076.80
  6. Step 6: Final answer
    x = 1,809,742.06

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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.