Home / 998,808.45-1,496,634.80-810,901.41

Finding the Fourth Proportional to 998,808.45, 1,496,634.80 and 810,901.41

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Solution

The fourth proportional to 998,808.45, 1,496,634.80 and 810,901.41 is: 1,215,071.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,808.45 : 1,496,634.80 = 810,901.41 : x
  2. Step 2: Convert to fraction form
    998,808.45/1,496,634.80 = 810,901.41/x
  3. Step 3: Cross multiply
    998,808.45x = 1,496,634.80 × 810,901.41
  4. Step 4: Simplify right side
    998,808.45x = 1,213,623,265,520.56
  5. Step 5: Solve for x
    x = 1,213,623,265,520.56/998,808.45
  6. Step 6: Final answer
    x = 1,215,071.08

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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.