Home / 2,515,056.34-3,470,778.29-1,369,136.38

Finding the Fourth Proportional to 2,515,056.34, 3,470,778.29 and 1,369,136.38

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Solution

The fourth proportional to 2,515,056.34, 3,470,778.29 and 1,369,136.38 is: 1,889,408.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,056.34 : 3,470,778.29 = 1,369,136.38 : x
  2. Step 2: Convert to fraction form
    2,515,056.34/3,470,778.29 = 1,369,136.38/x
  3. Step 3: Cross multiply
    2,515,056.34x = 3,470,778.29 × 1,369,136.38
  4. Step 4: Simplify right side
    2,515,056.34x = 4,751,968,799,553.62
  5. Step 5: Solve for x
    x = 4,751,968,799,553.62/2,515,056.34
  6. Step 6: Final answer
    x = 1,889,408.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.