Home / 1,912,233.80-2,868,696.30-963,216.20

Finding the Fourth Proportional to 1,912,233.80, 2,868,696.30 and 963,216.20

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Solution

The fourth proportional to 1,912,233.80, 2,868,696.30 and 963,216.20 is: 1,444,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,233.80 : 2,868,696.30 = 963,216.20 : x
  2. Step 2: Convert to fraction form
    1,912,233.80/2,868,696.30 = 963,216.20/x
  3. Step 3: Cross multiply
    1,912,233.80x = 2,868,696.30 × 963,216.20
  4. Step 4: Simplify right side
    1,912,233.80x = 2,763,174,749,040.06
  5. Step 5: Solve for x
    x = 2,763,174,749,040.06/1,912,233.80
  6. Step 6: Final answer
    x = 1,444,998.38

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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.