Home / 3,198,518.39-4,414,074.06-1,748,311.40

Finding the Fourth Proportional to 3,198,518.39, 4,414,074.06 and 1,748,311.40

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Solution

The fourth proportional to 3,198,518.39, 4,414,074.06 and 1,748,311.40 is: 2,412,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,518.39 : 4,414,074.06 = 1,748,311.40 : x
  2. Step 2: Convert to fraction form
    3,198,518.39/4,414,074.06 = 1,748,311.40/x
  3. Step 3: Cross multiply
    3,198,518.39x = 4,414,074.06 × 1,748,311.40
  4. Step 4: Simplify right side
    3,198,518.39x = 7,717,175,977,471.91
  5. Step 5: Solve for x
    x = 7,717,175,977,471.91/3,198,518.39
  6. Step 6: Final answer
    x = 2,412,734.60

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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.