Home / 4,077,399.40-6,120,821.40-2,187,831.40

Finding the Fourth Proportional to 4,077,399.40, 6,120,821.40 and 2,187,831.40

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Solution

The fourth proportional to 4,077,399.40, 6,120,821.40 and 2,187,831.40 is: 3,284,280.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077,399.40 : 6,120,821.40 = 2,187,831.40 : x
  2. Step 2: Convert to fraction form
    4,077,399.40/6,120,821.40 = 2,187,831.40/x
  3. Step 3: Cross multiply
    4,077,399.40x = 6,120,821.40 × 2,187,831.40
  4. Step 4: Simplify right side
    4,077,399.40x = 13,391,325,252,711.96
  5. Step 5: Solve for x
    x = 13,391,325,252,711.96/4,077,399.40
  6. Step 6: Final answer
    x = 3,284,280.97

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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.