Home / 998,806.95-1,496,632.55-810,899.91

Finding the Fourth Proportional to 998,806.95, 1,496,632.55 and 810,899.91

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Solution

The fourth proportional to 998,806.95, 1,496,632.55 and 810,899.91 is: 1,215,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,806.95 : 1,496,632.55 = 810,899.91 : x
  2. Step 2: Convert to fraction form
    998,806.95/1,496,632.55 = 810,899.91/x
  3. Step 3: Cross multiply
    998,806.95x = 1,496,632.55 × 810,899.91
  4. Step 4: Simplify right side
    998,806.95x = 1,213,619,196,043.57
  5. Step 5: Solve for x
    x = 1,213,619,196,043.57/998,806.95
  6. Step 6: Final answer
    x = 1,215,068.83

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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.