Home / 2,161,698.40-3,244,390.80-965,461.60

Finding the Fourth Proportional to 2,161,698.40, 3,244,390.80 and 965,461.60

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Solution

The fourth proportional to 2,161,698.40, 3,244,390.80 and 965,461.60 is: 1,449,015.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,698.40 : 3,244,390.80 = 965,461.60 : x
  2. Step 2: Convert to fraction form
    2,161,698.40/3,244,390.80 = 965,461.60/x
  3. Step 3: Cross multiply
    2,161,698.40x = 3,244,390.80 × 965,461.60
  4. Step 4: Simplify right side
    2,161,698.40x = 3,132,334,732,793.28
  5. Step 5: Solve for x
    x = 3,132,334,732,793.28/2,161,698.40
  6. Step 6: Final answer
    x = 1,449,015.61

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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.