Home / 1,413,161.40-2,116,977.30-850,524.60

Finding the Fourth Proportional to 1,413,161.40, 2,116,977.30 and 850,524.60

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Solution

The fourth proportional to 1,413,161.40, 2,116,977.30 and 850,524.60 is: 1,274,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,161.40 : 2,116,977.30 = 850,524.60 : x
  2. Step 2: Convert to fraction form
    1,413,161.40/2,116,977.30 = 850,524.60/x
  3. Step 3: Cross multiply
    1,413,161.40x = 2,116,977.30 × 850,524.60
  4. Step 4: Simplify right side
    1,413,161.40x = 1,800,541,271,291.58
  5. Step 5: Solve for x
    x = 1,800,541,271,291.58/1,413,161.40
  6. Step 6: Final answer
    x = 1,274,122.88

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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.