Home / 1,908,584.64-2,633,879.52-1,049,181.12

Finding the Fourth Proportional to 1,908,584.64, 2,633,879.52 and 1,049,181.12

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Solution

The fourth proportional to 1,908,584.64, 2,633,879.52 and 1,049,181.12 is: 1,447,887.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,584.64 : 2,633,879.52 = 1,049,181.12 : x
  2. Step 2: Convert to fraction form
    1,908,584.64/2,633,879.52 = 1,049,181.12/x
  3. Step 3: Cross multiply
    1,908,584.64x = 2,633,879.52 × 1,049,181.12
  4. Step 4: Simplify right side
    1,908,584.64x = 2,763,416,664,738.66
  5. Step 5: Solve for x
    x = 2,763,416,664,738.66/1,908,584.64
  6. Step 6: Final answer
    x = 1,447,887.93

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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.