Home / 2,940,650.40-4,410,975.60-2,679,376.80

Finding the Fourth Proportional to 2,940,650.40, 4,410,975.60 and 2,679,376.80

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Solution

The fourth proportional to 2,940,650.40, 4,410,975.60 and 2,679,376.80 is: 4,019,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,650.40 : 4,410,975.60 = 2,679,376.80 : x
  2. Step 2: Convert to fraction form
    2,940,650.40/4,410,975.60 = 2,679,376.80/x
  3. Step 3: Cross multiply
    2,940,650.40x = 4,410,975.60 × 2,679,376.80
  4. Step 4: Simplify right side
    2,940,650.40x = 11,818,665,688,006.08
  5. Step 5: Solve for x
    x = 11,818,665,688,006.08/2,940,650.40
  6. Step 6: Final answer
    x = 4,019,065.20

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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.