Home / 1,200,976.08-1,801,181.16-442,405.55

Finding the Fourth Proportional to 1,200,976.08, 1,801,181.16 and 442,405.55

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Solution

The fourth proportional to 1,200,976.08, 1,801,181.16 and 442,405.55 is: 663,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,976.08 : 1,801,181.16 = 442,405.55 : x
  2. Step 2: Convert to fraction form
    1,200,976.08/1,801,181.16 = 442,405.55/x
  3. Step 3: Cross multiply
    1,200,976.08x = 1,801,181.16 × 442,405.55
  4. Step 4: Simplify right side
    1,200,976.08x = 796,852,532,733.53
  5. Step 5: Solve for x
    x = 796,852,532,733.53/1,200,976.08
  6. Step 6: Final answer
    x = 663,504.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.