Home / 998,809.45-1,496,636.29-810,902.41

Finding the Fourth Proportional to 998,809.45, 1,496,636.29 and 810,902.41

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Solution

The fourth proportional to 998,809.45, 1,496,636.29 and 810,902.41 is: 1,215,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,809.45 : 1,496,636.29 = 810,902.41 : x
  2. Step 2: Convert to fraction form
    998,809.45/1,496,636.29 = 810,902.41/x
  3. Step 3: Cross multiply
    998,809.45x = 1,496,636.29 × 810,902.41
  4. Step 4: Simplify right side
    998,809.45x = 1,213,625,974,454.46
  5. Step 5: Solve for x
    x = 1,213,625,974,454.46/998,809.45
  6. Step 6: Final answer
    x = 1,215,072.58

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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.