Home / 3,889,100.20-5,833,611.90-1,229,708.20

Finding the Fourth Proportional to 3,889,100.20, 5,833,611.90 and 1,229,708.20

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Solution

The fourth proportional to 3,889,100.20, 5,833,611.90 and 1,229,708.20 is: 1,844,550.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,100.20 : 5,833,611.90 = 1,229,708.20 : x
  2. Step 2: Convert to fraction form
    3,889,100.20/5,833,611.90 = 1,229,708.20/x
  3. Step 3: Cross multiply
    3,889,100.20x = 5,833,611.90 × 1,229,708.20
  4. Step 4: Simplify right side
    3,889,100.20x = 7,173,640,389,047.58
  5. Step 5: Solve for x
    x = 7,173,640,389,047.58/3,889,100.20
  6. Step 6: Final answer
    x = 1,844,550.16

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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.