Home / 2,979,539.60-4,469,309.40-1,719,827.60

Finding the Fourth Proportional to 2,979,539.60, 4,469,309.40 and 1,719,827.60

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Solution

The fourth proportional to 2,979,539.60, 4,469,309.40 and 1,719,827.60 is: 2,579,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,539.60 : 4,469,309.40 = 1,719,827.60 : x
  2. Step 2: Convert to fraction form
    2,979,539.60/4,469,309.40 = 1,719,827.60/x
  3. Step 3: Cross multiply
    2,979,539.60x = 4,469,309.40 × 1,719,827.60
  4. Step 4: Simplify right side
    2,979,539.60x = 7,686,441,659,059.44
  5. Step 5: Solve for x
    x = 7,686,441,659,059.44/2,979,539.60
  6. Step 6: Final answer
    x = 2,579,741.40

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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.