Home / 3,670,862.80-5,500,915.80-3,291,782.80

Finding the Fourth Proportional to 3,670,862.80, 5,500,915.80 and 3,291,782.80

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Solution

The fourth proportional to 3,670,862.80, 5,500,915.80 and 3,291,782.80 is: 4,932,851.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,862.80 : 5,500,915.80 = 3,291,782.80 : x
  2. Step 2: Convert to fraction form
    3,670,862.80/5,500,915.80 = 3,291,782.80/x
  3. Step 3: Cross multiply
    3,670,862.80x = 5,500,915.80 × 3,291,782.80
  4. Step 4: Simplify right side
    3,670,862.80x = 18,107,820,014,688.24
  5. Step 5: Solve for x
    x = 18,107,820,014,688.24/3,670,862.80
  6. Step 6: Final answer
    x = 4,932,851.21

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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.