Home / 889,871.74-1,228,015.56-481,964.11

Finding the Fourth Proportional to 889,871.74, 1,228,015.56 and 481,964.11

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Solution

The fourth proportional to 889,871.74, 1,228,015.56 and 481,964.11 is: 665,106.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,871.74 : 1,228,015.56 = 481,964.11 : x
  2. Step 2: Convert to fraction form
    889,871.74/1,228,015.56 = 481,964.11/x
  3. Step 3: Cross multiply
    889,871.74x = 1,228,015.56 × 481,964.11
  4. Step 4: Simplify right side
    889,871.74x = 591,859,426,441.55
  5. Step 5: Solve for x
    x = 591,859,426,441.55/889,871.74
  6. Step 6: Final answer
    x = 665,106.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.