Home / 5,222,916.90-7,834,735.26-2,187,226.26

Finding the Fourth Proportional to 5,222,916.90, 7,834,735.26 and 2,187,226.26

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Solution

The fourth proportional to 5,222,916.90, 7,834,735.26 and 2,187,226.26 is: 3,280,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222,916.90 : 7,834,735.26 = 2,187,226.26 : x
  2. Step 2: Convert to fraction form
    5,222,916.90/7,834,735.26 = 2,187,226.26/x
  3. Step 3: Cross multiply
    5,222,916.90x = 7,834,735.26 × 2,187,226.26
  4. Step 4: Simplify right side
    5,222,916.90x = 17,136,338,700,819.93
  5. Step 5: Solve for x
    x = 17,136,338,700,819.93/5,222,916.90
  6. Step 6: Final answer
    x = 3,280,990.11

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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.