Home / 1,057,729.80-1,584,261.90-636,270.60

Finding the Fourth Proportional to 1,057,729.80, 1,584,261.90 and 636,270.60

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Solution

The fourth proportional to 1,057,729.80, 1,584,261.90 and 636,270.60 is: 953,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,729.80 : 1,584,261.90 = 636,270.60 : x
  2. Step 2: Convert to fraction form
    1,057,729.80/1,584,261.90 = 636,270.60/x
  3. Step 3: Cross multiply
    1,057,729.80x = 1,584,261.90 × 636,270.60
  4. Step 4: Simplify right side
    1,057,729.80x = 1,008,019,269,670.14
  5. Step 5: Solve for x
    x = 1,008,019,269,670.14/1,057,729.80
  6. Step 6: Final answer
    x = 953,002.62

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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.