Home / 3,664,136.25-5,496,239.61-1,389,048.75

Finding the Fourth Proportional to 3,664,136.25, 5,496,239.61 and 1,389,048.75

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Solution

The fourth proportional to 3,664,136.25, 5,496,239.61 and 1,389,048.75 is: 2,083,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664,136.25 : 5,496,239.61 = 1,389,048.75 : x
  2. Step 2: Convert to fraction form
    3,664,136.25/5,496,239.61 = 1,389,048.75/x
  3. Step 3: Cross multiply
    3,664,136.25x = 5,496,239.61 × 1,389,048.75
  4. Step 4: Simplify right side
    3,664,136.25x = 7,634,544,759,970.99
  5. Step 5: Solve for x
    x = 7,634,544,759,970.99/3,664,136.25
  6. Step 6: Final answer
    x = 2,083,586.48

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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.