Home / 1,361,567.20-2,042,427.60-414,968.80

Finding the Fourth Proportional to 1,361,567.20, 2,042,427.60 and 414,968.80

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Solution

The fourth proportional to 1,361,567.20, 2,042,427.60 and 414,968.80 is: 622,476.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,567.20 : 2,042,427.60 = 414,968.80 : x
  2. Step 2: Convert to fraction form
    1,361,567.20/2,042,427.60 = 414,968.80/x
  3. Step 3: Cross multiply
    1,361,567.20x = 2,042,427.60 × 414,968.80
  4. Step 4: Simplify right side
    1,361,567.20x = 847,543,730,258.88
  5. Step 5: Solve for x
    x = 847,543,730,258.88/1,361,567.20
  6. Step 6: Final answer
    x = 622,476.61

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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.