Home / 1,053,204.20-1,451,845.86-766,269.80

Finding the Fourth Proportional to 1,053,204.20, 1,451,845.86 and 766,269.80

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Solution

The fourth proportional to 1,053,204.20, 1,451,845.86 and 766,269.80 is: 1,056,305.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,204.20 : 1,451,845.86 = 766,269.80 : x
  2. Step 2: Convert to fraction form
    1,053,204.20/1,451,845.86 = 766,269.80/x
  3. Step 3: Cross multiply
    1,053,204.20x = 1,451,845.86 × 766,269.80
  4. Step 4: Simplify right side
    1,053,204.20x = 1,112,505,636,773.03
  5. Step 5: Solve for x
    x = 1,112,505,636,773.03/1,053,204.20
  6. Step 6: Final answer
    x = 1,056,305.74

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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.