Home / 2,142,599.64-2,956,785.69-1,175,790.66

Finding the Fourth Proportional to 2,142,599.64, 2,956,785.69 and 1,175,790.66

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Solution

The fourth proportional to 2,142,599.64, 2,956,785.69 and 1,175,790.66 is: 1,622,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,599.64 : 2,956,785.69 = 1,175,790.66 : x
  2. Step 2: Convert to fraction form
    2,142,599.64/2,956,785.69 = 1,175,790.66/x
  3. Step 3: Cross multiply
    2,142,599.64x = 2,956,785.69 × 1,175,790.66
  4. Step 4: Simplify right side
    2,142,599.64x = 3,476,560,997,923.66
  5. Step 5: Solve for x
    x = 3,476,560,997,923.66/2,142,599.64
  6. Step 6: Final answer
    x = 1,622,590.12

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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.