Home / 1,073,796.20-1,611,212.70-757,572.20

Finding the Fourth Proportional to 1,073,796.20, 1,611,212.70 and 757,572.20

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Solution

The fourth proportional to 1,073,796.20, 1,611,212.70 and 757,572.20 is: 1,136,724.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,796.20 : 1,611,212.70 = 757,572.20 : x
  2. Step 2: Convert to fraction form
    1,073,796.20/1,611,212.70 = 757,572.20/x
  3. Step 3: Cross multiply
    1,073,796.20x = 1,611,212.70 × 757,572.20
  4. Step 4: Simplify right side
    1,073,796.20x = 1,220,609,949,806.94
  5. Step 5: Solve for x
    x = 1,220,609,949,806.94/1,073,796.20
  6. Step 6: Final answer
    x = 1,136,724.04

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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.