Home / 5,258,247.20-7,887,370.80-1,892,016.80

Finding the Fourth Proportional to 5,258,247.20, 7,887,370.80 and 1,892,016.80

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Solution

The fourth proportional to 5,258,247.20, 7,887,370.80 and 1,892,016.80 is: 2,838,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,247.20 : 7,887,370.80 = 1,892,016.80 : x
  2. Step 2: Convert to fraction form
    5,258,247.20/7,887,370.80 = 1,892,016.80/x
  3. Step 3: Cross multiply
    5,258,247.20x = 7,887,370.80 × 1,892,016.80
  4. Step 4: Simplify right side
    5,258,247.20x = 14,923,038,061,429.44
  5. Step 5: Solve for x
    x = 14,923,038,061,429.44/5,258,247.20
  6. Step 6: Final answer
    x = 2,838,025.20

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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.