Home / 1,361,796.20-2,042,475.60-414,946.70

Finding the Fourth Proportional to 1,361,796.20, 2,042,475.60 and 414,946.70

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Solution

The fourth proportional to 1,361,796.20, 2,042,475.60 and 414,946.70 is: 622,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,796.20 : 2,042,475.60 = 414,946.70 : x
  2. Step 2: Convert to fraction form
    1,361,796.20/2,042,475.60 = 414,946.70/x
  3. Step 3: Cross multiply
    1,361,796.20x = 2,042,475.60 × 414,946.70
  4. Step 4: Simplify right side
    1,361,796.20x = 847,518,510,050.52
  5. Step 5: Solve for x
    x = 847,518,510,050.52/1,361,796.20
  6. Step 6: Final answer
    x = 622,353.41

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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.