Home / 3,647,589.15-5,471,477.54-1,728,050.75

Finding the Fourth Proportional to 3,647,589.15, 5,471,477.54 and 1,728,050.75

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Solution

The fourth proportional to 3,647,589.15, 5,471,477.54 and 1,728,050.75 is: 2,592,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,589.15 : 5,471,477.54 = 1,728,050.75 : x
  2. Step 2: Convert to fraction form
    3,647,589.15/5,471,477.54 = 1,728,050.75/x
  3. Step 3: Cross multiply
    3,647,589.15x = 5,471,477.54 × 1,728,050.75
  4. Step 4: Simplify right side
    3,647,589.15x = 9,454,990,830,607.51
  5. Step 5: Solve for x
    x = 9,454,990,830,607.51/3,647,589.15
  6. Step 6: Final answer
    x = 2,592,120.56

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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.