Home / 2,094,287.20-3,140,509.20-831,695.20

Finding the Fourth Proportional to 2,094,287.20, 3,140,509.20 and 831,695.20

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Solution

The fourth proportional to 2,094,287.20, 3,140,509.20 and 831,695.20 is: 1,247,176.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,287.20 : 3,140,509.20 = 831,695.20 : x
  2. Step 2: Convert to fraction form
    2,094,287.20/3,140,509.20 = 831,695.20/x
  3. Step 3: Cross multiply
    2,094,287.20x = 3,140,509.20 × 831,695.20
  4. Step 4: Simplify right side
    2,094,287.20x = 2,611,946,427,195.84
  5. Step 5: Solve for x
    x = 2,611,946,427,195.84/2,094,287.20
  6. Step 6: Final answer
    x = 1,247,176.81

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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.