Home / 6,449,401.19-8,899,906.76-3,509,230.39

Finding the Fourth Proportional to 6,449,401.19, 8,899,906.76 and 3,509,230.39

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Solution

The fourth proportional to 6,449,401.19, 8,899,906.76 and 3,509,230.39 is: 4,842,592.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,401.19 : 8,899,906.76 = 3,509,230.39 : x
  2. Step 2: Convert to fraction form
    6,449,401.19/8,899,906.76 = 3,509,230.39/x
  3. Step 3: Cross multiply
    6,449,401.19x = 8,899,906.76 × 3,509,230.39
  4. Step 4: Simplify right side
    6,449,401.19x = 31,231,823,243,722.13
  5. Step 5: Solve for x
    x = 31,231,823,243,722.13/6,449,401.19
  6. Step 6: Final answer
    x = 4,842,592.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.