Home / 3,081,207.60-4,621,811.40-806,727.60

Finding the Fourth Proportional to 3,081,207.60, 4,621,811.40 and 806,727.60

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Solution

The fourth proportional to 3,081,207.60, 4,621,811.40 and 806,727.60 is: 1,210,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,207.60 : 4,621,811.40 = 806,727.60 : x
  2. Step 2: Convert to fraction form
    3,081,207.60/4,621,811.40 = 806,727.60/x
  3. Step 3: Cross multiply
    3,081,207.60x = 4,621,811.40 × 806,727.60
  4. Step 4: Simplify right side
    3,081,207.60x = 3,728,542,818,374.64
  5. Step 5: Solve for x
    x = 3,728,542,818,374.64/3,081,207.60
  6. Step 6: Final answer
    x = 1,210,091.40

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Similar ratio
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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.