Home / 982,051.80-1,474,017.30-509,076.60

Finding the Fourth Proportional to 982,051.80, 1,474,017.30 and 509,076.60

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Solution

The fourth proportional to 982,051.80, 1,474,017.30 and 509,076.60 is: 764,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,051.80 : 1,474,017.30 = 509,076.60 : x
  2. Step 2: Convert to fraction form
    982,051.80/1,474,017.30 = 509,076.60/x
  3. Step 3: Cross multiply
    982,051.80x = 1,474,017.30 × 509,076.60
  4. Step 4: Simplify right side
    982,051.80x = 750,387,715,425.18
  5. Step 5: Solve for x
    x = 750,387,715,425.18/982,051.80
  6. Step 6: Final answer
    x = 764,101.97

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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.