Home / 1,161,868.10-1,738,136.55-1,005,829.70

Finding the Fourth Proportional to 1,161,868.10, 1,738,136.55 and 1,005,829.70

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Solution

The fourth proportional to 1,161,868.10, 1,738,136.55 and 1,005,829.70 is: 1,504,705.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,868.10 : 1,738,136.55 = 1,005,829.70 : x
  2. Step 2: Convert to fraction form
    1,161,868.10/1,738,136.55 = 1,005,829.70/x
  3. Step 3: Cross multiply
    1,161,868.10x = 1,738,136.55 × 1,005,829.70
  4. Step 4: Simplify right side
    1,161,868.10x = 1,748,269,364,645.54
  5. Step 5: Solve for x
    x = 1,748,269,364,645.54/1,161,868.10
  6. Step 6: Final answer
    x = 1,504,705.54

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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.