Home / 2,700,411.75-4,052,611.44-1,280,472.84

Finding the Fourth Proportional to 2,700,411.75, 4,052,611.44 and 1,280,472.84

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Solution

The fourth proportional to 2,700,411.75, 4,052,611.44 and 1,280,472.84 is: 1,921,654.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700,411.75 : 4,052,611.44 = 1,280,472.84 : x
  2. Step 2: Convert to fraction form
    2,700,411.75/4,052,611.44 = 1,280,472.84/x
  3. Step 3: Cross multiply
    2,700,411.75x = 4,052,611.44 × 1,280,472.84
  4. Step 4: Simplify right side
    2,700,411.75x = 5,189,258,879,993.29
  5. Step 5: Solve for x
    x = 5,189,258,879,993.29/2,700,411.75
  6. Step 6: Final answer
    x = 1,921,654.68

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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.