Home / 1,912,224.80-2,868,682.80-963,207.20

Finding the Fourth Proportional to 1,912,224.80, 2,868,682.80 and 963,207.20

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Solution

The fourth proportional to 1,912,224.80, 2,868,682.80 and 963,207.20 is: 1,444,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,224.80 : 2,868,682.80 = 963,207.20 : x
  2. Step 2: Convert to fraction form
    1,912,224.80/2,868,682.80 = 963,207.20/x
  3. Step 3: Cross multiply
    1,912,224.80x = 2,868,682.80 × 963,207.20
  4. Step 4: Simplify right side
    1,912,224.80x = 2,763,135,927,476.16
  5. Step 5: Solve for x
    x = 2,763,135,927,476.16/1,912,224.80
  6. Step 6: Final answer
    x = 1,444,984.88

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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.