Home / 3,211,118.90-4,431,341.88-1,760,839.04

Finding the Fourth Proportional to 3,211,118.90, 4,431,341.88 and 1,760,839.04

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Solution

The fourth proportional to 3,211,118.90, 4,431,341.88 and 1,760,839.04 is: 2,429,956.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,118.90 : 4,431,341.88 = 1,760,839.04 : x
  2. Step 2: Convert to fraction form
    3,211,118.90/4,431,341.88 = 1,760,839.04/x
  3. Step 3: Cross multiply
    3,211,118.90x = 4,431,341.88 × 1,760,839.04
  4. Step 4: Simplify right side
    3,211,118.90x = 7,802,879,781,891.00
  5. Step 5: Solve for x
    x = 7,802,879,781,891.00/3,211,118.90
  6. Step 6: Final answer
    x = 2,429,956.67

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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.