Home / 2,691,662.60-4,039,697.10-2,670,667.40

Finding the Fourth Proportional to 2,691,662.60, 4,039,697.10 and 2,670,667.40

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Solution

The fourth proportional to 2,691,662.60, 4,039,697.10 and 2,670,667.40 is: 4,008,187.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,662.60 : 4,039,697.10 = 2,670,667.40 : x
  2. Step 2: Convert to fraction form
    2,691,662.60/4,039,697.10 = 2,670,667.40/x
  3. Step 3: Cross multiply
    2,691,662.60x = 4,039,697.10 × 2,670,667.40
  4. Step 4: Simplify right side
    2,691,662.60x = 10,788,687,350,844.54
  5. Step 5: Solve for x
    x = 10,788,687,350,844.54/2,691,662.60
  6. Step 6: Final answer
    x = 4,008,187.11

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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.