Home / 1,632,108.80-2,445,247.20-788,801.60

Finding the Fourth Proportional to 1,632,108.80, 2,445,247.20 and 788,801.60

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Solution

The fourth proportional to 1,632,108.80, 2,445,247.20 and 788,801.60 is: 1,181,793.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,108.80 : 2,445,247.20 = 788,801.60 : x
  2. Step 2: Convert to fraction form
    1,632,108.80/2,445,247.20 = 788,801.60/x
  3. Step 3: Cross multiply
    1,632,108.80x = 2,445,247.20 × 788,801.60
  4. Step 4: Simplify right side
    1,632,108.80x = 1,928,814,903,755.52
  5. Step 5: Solve for x
    x = 1,928,814,903,755.52/1,632,108.80
  6. Step 6: Final answer
    x = 1,181,793.09

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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.