Home / 1,057,662.80-1,584,161.40-636,203.60

Finding the Fourth Proportional to 1,057,662.80, 1,584,161.40 and 636,203.60

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Solution

The fourth proportional to 1,057,662.80, 1,584,161.40 and 636,203.60 is: 952,902.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,662.80 : 1,584,161.40 = 636,203.60 : x
  2. Step 2: Convert to fraction form
    1,057,662.80/1,584,161.40 = 636,203.60/x
  3. Step 3: Cross multiply
    1,057,662.80x = 1,584,161.40 × 636,203.60
  4. Step 4: Simplify right side
    1,057,662.80x = 1,007,849,185,661.04
  5. Step 5: Solve for x
    x = 1,007,849,185,661.04/1,057,662.80
  6. Step 6: Final answer
    x = 952,902.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.