Home / 3,315,300.30-4,972,950.45-1,185,453.90

Finding the Fourth Proportional to 3,315,300.30, 4,972,950.45 and 1,185,453.90

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Solution

The fourth proportional to 3,315,300.30, 4,972,950.45 and 1,185,453.90 is: 1,778,180.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,300.30 : 4,972,950.45 = 1,185,453.90 : x
  2. Step 2: Convert to fraction form
    3,315,300.30/4,972,950.45 = 1,185,453.90/x
  3. Step 3: Cross multiply
    3,315,300.30x = 4,972,950.45 × 1,185,453.90
  4. Step 4: Simplify right side
    3,315,300.30x = 5,895,203,505,459.26
  5. Step 5: Solve for x
    x = 5,895,203,505,459.26/3,315,300.30
  6. Step 6: Final answer
    x = 1,778,180.85

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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.