Home / 2,055,373.60-3,081,217.20-1,831,424.80

Finding the Fourth Proportional to 2,055,373.60, 3,081,217.20 and 1,831,424.80

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Solution

The fourth proportional to 2,055,373.60, 3,081,217.20 and 1,831,424.80 is: 2,745,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,373.60 : 3,081,217.20 = 1,831,424.80 : x
  2. Step 2: Convert to fraction form
    2,055,373.60/3,081,217.20 = 1,831,424.80/x
  3. Step 3: Cross multiply
    2,055,373.60x = 3,081,217.20 × 1,831,424.80
  4. Step 4: Simplify right side
    2,055,373.60x = 5,643,017,594,266.56
  5. Step 5: Solve for x
    x = 5,643,017,594,266.56/2,055,373.60
  6. Step 6: Final answer
    x = 2,745,494.83

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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.