Home / 1,522,457.97-2,100,893.52-834,128.88

Finding the Fourth Proportional to 1,522,457.97, 2,100,893.52 and 834,128.88

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Solution

The fourth proportional to 1,522,457.97, 2,100,893.52 and 834,128.88 is: 1,151,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,457.97 : 2,100,893.52 = 834,128.88 : x
  2. Step 2: Convert to fraction form
    1,522,457.97/2,100,893.52 = 834,128.88/x
  3. Step 3: Cross multiply
    1,522,457.97x = 2,100,893.52 × 834,128.88
  4. Step 4: Simplify right side
    1,522,457.97x = 1,752,415,958,836.86
  5. Step 5: Solve for x
    x = 1,752,415,958,836.86/1,522,457.97
  6. Step 6: Final answer
    x = 1,151,043.90

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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.