Home / 808,111.20-1,214,499.60-794,114.40

Finding the Fourth Proportional to 808,111.20, 1,214,499.60 and 794,114.40

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Solution

The fourth proportional to 808,111.20, 1,214,499.60 and 794,114.40 is: 1,193,463.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,111.20 : 1,214,499.60 = 794,114.40 : x
  2. Step 2: Convert to fraction form
    808,111.20/1,214,499.60 = 794,114.40/x
  3. Step 3: Cross multiply
    808,111.20x = 1,214,499.60 × 794,114.40
  4. Step 4: Simplify right side
    808,111.20x = 964,451,621,154.24
  5. Step 5: Solve for x
    x = 964,451,621,154.24/808,111.20
  6. Step 6: Final answer
    x = 1,193,463.99

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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.