Home / 1,912,207.80-2,868,657.30-963,190.20

Finding the Fourth Proportional to 1,912,207.80, 2,868,657.30 and 963,190.20

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Solution

The fourth proportional to 1,912,207.80, 2,868,657.30 and 963,190.20 is: 1,444,959.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,207.80 : 2,868,657.30 = 963,190.20 : x
  2. Step 2: Convert to fraction form
    1,912,207.80/2,868,657.30 = 963,190.20/x
  3. Step 3: Cross multiply
    1,912,207.80x = 2,868,657.30 × 963,190.20
  4. Step 4: Simplify right side
    1,912,207.80x = 2,763,062,598,518.46
  5. Step 5: Solve for x
    x = 2,763,062,598,518.46/1,912,207.80
  6. Step 6: Final answer
    x = 1,444,959.38

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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.