Home / 2,709,739.20-4,056,735.60-1,812,194.40

Finding the Fourth Proportional to 2,709,739.20, 4,056,735.60 and 1,812,194.40

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Solution

The fourth proportional to 2,709,739.20, 4,056,735.60 and 1,812,194.40 is: 2,713,026.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,739.20 : 4,056,735.60 = 1,812,194.40 : x
  2. Step 2: Convert to fraction form
    2,709,739.20/4,056,735.60 = 1,812,194.40/x
  3. Step 3: Cross multiply
    2,709,739.20x = 4,056,735.60 × 1,812,194.40
  4. Step 4: Simplify right side
    2,709,739.20x = 7,351,593,536,600.64
  5. Step 5: Solve for x
    x = 7,351,593,536,600.64/2,709,739.20
  6. Step 6: Final answer
    x = 2,713,026.23

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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.