Home / 1,361,570.70-2,042,432.85-414,972.30

Finding the Fourth Proportional to 1,361,570.70, 2,042,432.85 and 414,972.30

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Solution

The fourth proportional to 1,361,570.70, 2,042,432.85 and 414,972.30 is: 622,481.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,570.70 : 2,042,432.85 = 414,972.30 : x
  2. Step 2: Convert to fraction form
    1,361,570.70/2,042,432.85 = 414,972.30/x
  3. Step 3: Cross multiply
    1,361,570.70x = 2,042,432.85 × 414,972.30
  4. Step 4: Simplify right side
    1,361,570.70x = 847,553,057,360.06
  5. Step 5: Solve for x
    x = 847,553,057,360.06/1,361,570.70
  6. Step 6: Final answer
    x = 622,481.86

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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.