Home / 2,211,785.36-3,315,702.36-863,634.32

Finding the Fourth Proportional to 2,211,785.36, 3,315,702.36 and 863,634.32

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Solution

The fourth proportional to 2,211,785.36, 3,315,702.36 and 863,634.32 is: 1,294,680.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,785.36 : 3,315,702.36 = 863,634.32 : x
  2. Step 2: Convert to fraction form
    2,211,785.36/3,315,702.36 = 863,634.32/x
  3. Step 3: Cross multiply
    2,211,785.36x = 3,315,702.36 × 863,634.32
  4. Step 4: Simplify right side
    2,211,785.36x = 2,863,554,353,001.00
  5. Step 5: Solve for x
    x = 2,863,554,353,001.00/2,211,785.36
  6. Step 6: Final answer
    x = 1,294,680.04

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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.