Home / 2,195,941.32-3,029,708.16-1,228,917.96

Finding the Fourth Proportional to 2,195,941.32, 3,029,708.16 and 1,228,917.96

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Solution

The fourth proportional to 2,195,941.32, 3,029,708.16 and 1,228,917.96 is: 1,695,520.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,941.32 : 3,029,708.16 = 1,228,917.96 : x
  2. Step 2: Convert to fraction form
    2,195,941.32/3,029,708.16 = 1,228,917.96/x
  3. Step 3: Cross multiply
    2,195,941.32x = 3,029,708.16 × 1,228,917.96
  4. Step 4: Simplify right side
    2,195,941.32x = 3,723,262,771,382.55
  5. Step 5: Solve for x
    x = 3,723,262,771,382.55/2,195,941.32
  6. Step 6: Final answer
    x = 1,695,520.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.