Home / 1,447,738.22-2,171,552.73-436,833.21

Finding the Fourth Proportional to 1,447,738.22, 2,171,552.73 and 436,833.21

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Solution

The fourth proportional to 1,447,738.22, 2,171,552.73 and 436,833.21 is: 655,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,738.22 : 2,171,552.73 = 436,833.21 : x
  2. Step 2: Convert to fraction form
    1,447,738.22/2,171,552.73 = 436,833.21/x
  3. Step 3: Cross multiply
    1,447,738.22x = 2,171,552.73 × 436,833.21
  4. Step 4: Simplify right side
    1,447,738.22x = 948,606,359,511.61
  5. Step 5: Solve for x
    x = 948,606,359,511.61/1,447,738.22
  6. Step 6: Final answer
    x = 655,233.35

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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.