Home / 1,361,568.20-2,042,429.10-414,969.80

Finding the Fourth Proportional to 1,361,568.20, 2,042,429.10 and 414,969.80

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Solution

The fourth proportional to 1,361,568.20, 2,042,429.10 and 414,969.80 is: 622,478.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,568.20 : 2,042,429.10 = 414,969.80 : x
  2. Step 2: Convert to fraction form
    1,361,568.20/2,042,429.10 = 414,969.80/x
  3. Step 3: Cross multiply
    1,361,568.20x = 2,042,429.10 × 414,969.80
  4. Step 4: Simplify right side
    1,361,568.20x = 847,546,395,141.18
  5. Step 5: Solve for x
    x = 847,546,395,141.18/1,361,568.20
  6. Step 6: Final answer
    x = 622,478.11

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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.