Home / 3,136,745.30-4,704,744.15-862,500.80

Finding the Fourth Proportional to 3,136,745.30, 4,704,744.15 and 862,500.80

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Solution

The fourth proportional to 3,136,745.30, 4,704,744.15 and 862,500.80 is: 1,293,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,745.30 : 4,704,744.15 = 862,500.80 : x
  2. Step 2: Convert to fraction form
    3,136,745.30/4,704,744.15 = 862,500.80/x
  3. Step 3: Cross multiply
    3,136,745.30x = 4,704,744.15 × 862,500.80
  4. Step 4: Simplify right side
    3,136,745.30x = 4,057,845,604,932.18
  5. Step 5: Solve for x
    x = 4,057,845,604,932.18/3,136,745.30
  6. Step 6: Final answer
    x = 1,293,648.42

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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.