Home / 2,228,520-3,344,108.32-808,686.88

Finding the Fourth Proportional to 2,228,520, 3,344,108.32 and 808,686.88

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Solution

The fourth proportional to 2,228,520, 3,344,108.32 and 808,686.88 is: 1,213,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,520 : 3,344,108.32 = 808,686.88 : x
  2. Step 2: Convert to fraction form
    2,228,520/3,344,108.32 = 808,686.88/x
  3. Step 3: Cross multiply
    2,228,520x = 3,344,108.32 × 808,686.88
  4. Step 4: Simplify right side
    2,228,520x = 2,704,336,523,682.84
  5. Step 5: Solve for x
    x = 2,704,336,523,682.84/2,228,520
  6. Step 6: Final answer
    x = 1,213,512.34

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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.