Home / 2,160,454.20-3,236,015.70-1,787,206.20

Finding the Fourth Proportional to 2,160,454.20, 3,236,015.70 and 1,787,206.20

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Solution

The fourth proportional to 2,160,454.20, 3,236,015.70 and 1,787,206.20 is: 2,676,949.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,454.20 : 3,236,015.70 = 1,787,206.20 : x
  2. Step 2: Convert to fraction form
    2,160,454.20/3,236,015.70 = 1,787,206.20/x
  3. Step 3: Cross multiply
    2,160,454.20x = 3,236,015.70 × 1,787,206.20
  4. Step 4: Simplify right side
    2,160,454.20x = 5,783,427,322,337.34
  5. Step 5: Solve for x
    x = 5,783,427,322,337.34/2,160,454.20
  6. Step 6: Final answer
    x = 2,676,949.75

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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.