Home / 2,174,136.75-3,261,783.47-754,190.55

Finding the Fourth Proportional to 2,174,136.75, 3,261,783.47 and 754,190.55

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Solution

The fourth proportional to 2,174,136.75, 3,261,783.47 and 754,190.55 is: 1,131,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,136.75 : 3,261,783.47 = 754,190.55 : x
  2. Step 2: Convert to fraction form
    2,174,136.75/3,261,783.47 = 754,190.55/x
  3. Step 3: Cross multiply
    2,174,136.75x = 3,261,783.47 × 754,190.55
  4. Step 4: Simplify right side
    2,174,136.75x = 2,460,006,265,449.26
  5. Step 5: Solve for x
    x = 2,460,006,265,449.26/2,174,136.75
  6. Step 6: Final answer
    x = 1,131,486.45

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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.