Home / 3,351,813.70-5,027,720.55-1,221,967.30

Finding the Fourth Proportional to 3,351,813.70, 5,027,720.55 and 1,221,967.30

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Solution

The fourth proportional to 3,351,813.70, 5,027,720.55 and 1,221,967.30 is: 1,832,950.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351,813.70 : 5,027,720.55 = 1,221,967.30 : x
  2. Step 2: Convert to fraction form
    3,351,813.70/5,027,720.55 = 1,221,967.30/x
  3. Step 3: Cross multiply
    3,351,813.70x = 5,027,720.55 × 1,221,967.30
  4. Step 4: Simplify right side
    3,351,813.70x = 6,143,710,105,638.02
  5. Step 5: Solve for x
    x = 6,143,710,105,638.02/3,351,813.70
  6. Step 6: Final answer
    x = 1,832,950.95

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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.