Home / 4,285,525.28-6,428,103.60-1,293,620

Finding the Fourth Proportional to 4,285,525.28, 6,428,103.60 and 1,293,620

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Solution

The fourth proportional to 4,285,525.28, 6,428,103.60 and 1,293,620 is: 1,940,374.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,525.28 : 6,428,103.60 = 1,293,620 : x
  2. Step 2: Convert to fraction form
    4,285,525.28/6,428,103.60 = 1,293,620/x
  3. Step 3: Cross multiply
    4,285,525.28x = 6,428,103.60 × 1,293,620
  4. Step 4: Simplify right side
    4,285,525.28x = 8,315,523,379,032
  5. Step 5: Solve for x
    x = 8,315,523,379,032/4,285,525.28
  6. Step 6: Final answer
    x = 1,940,374.36

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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.