Home / 1,112,464.80-1,669,474.80-481,831.20

Finding the Fourth Proportional to 1,112,464.80, 1,669,474.80 and 481,831.20

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Solution

The fourth proportional to 1,112,464.80, 1,669,474.80 and 481,831.20 is: 723,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,464.80 : 1,669,474.80 = 481,831.20 : x
  2. Step 2: Convert to fraction form
    1,112,464.80/1,669,474.80 = 481,831.20/x
  3. Step 3: Cross multiply
    1,112,464.80x = 1,669,474.80 × 481,831.20
  4. Step 4: Simplify right side
    1,112,464.80x = 804,405,046,253.76
  5. Step 5: Solve for x
    x = 804,405,046,253.76/1,112,464.80
  6. Step 6: Final answer
    x = 723,083.59

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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.