Home / 2,068,187.40-3,099,656.70-1,831,991.40

Finding the Fourth Proportional to 2,068,187.40, 3,099,656.70 and 1,831,991.40

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Solution

The fourth proportional to 2,068,187.40, 3,099,656.70 and 1,831,991.40 is: 2,745,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,187.40 : 3,099,656.70 = 1,831,991.40 : x
  2. Step 2: Convert to fraction form
    2,068,187.40/3,099,656.70 = 1,831,991.40/x
  3. Step 3: Cross multiply
    2,068,187.40x = 3,099,656.70 × 1,831,991.40
  4. Step 4: Simplify right side
    2,068,187.40x = 5,678,544,417,352.38
  5. Step 5: Solve for x
    x = 5,678,544,417,352.38/2,068,187.40
  6. Step 6: Final answer
    x = 2,745,662.42

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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.