Home / 5,222,918.90-7,834,738.26-2,187,228.26

Finding the Fourth Proportional to 5,222,918.90, 7,834,738.26 and 2,187,228.26

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Solution

The fourth proportional to 5,222,918.90, 7,834,738.26 and 2,187,228.26 is: 3,280,993.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222,918.90 : 7,834,738.26 = 2,187,228.26 : x
  2. Step 2: Convert to fraction form
    5,222,918.90/7,834,738.26 = 2,187,228.26/x
  3. Step 3: Cross multiply
    5,222,918.90x = 7,834,738.26 × 2,187,228.26
  4. Step 4: Simplify right side
    5,222,918.90x = 17,136,360,931,975.22
  5. Step 5: Solve for x
    x = 17,136,360,931,975.22/5,222,918.90
  6. Step 6: Final answer
    x = 3,280,993.11

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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.