Home / 2,179,994.66-3,270,484.08-663,813.18

Finding the Fourth Proportional to 2,179,994.66, 3,270,484.08 and 663,813.18

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Solution

The fourth proportional to 2,179,994.66, 3,270,484.08 and 663,813.18 is: 995,869.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,994.66 : 3,270,484.08 = 663,813.18 : x
  2. Step 2: Convert to fraction form
    2,179,994.66/3,270,484.08 = 663,813.18/x
  3. Step 3: Cross multiply
    2,179,994.66x = 3,270,484.08 × 663,813.18
  4. Step 4: Simplify right side
    2,179,994.66x = 2,170,990,437,284.17
  5. Step 5: Solve for x
    x = 2,170,990,437,284.17/2,179,994.66
  6. Step 6: Final answer
    x = 995,869.61

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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.