Home / 3,015,937-4,161,993.06-1,727,203.78

Finding the Fourth Proportional to 3,015,937, 4,161,993.06 and 1,727,203.78

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Solution

The fourth proportional to 3,015,937, 4,161,993.06 and 1,727,203.78 is: 2,383,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,937 : 4,161,993.06 = 1,727,203.78 : x
  2. Step 2: Convert to fraction form
    3,015,937/4,161,993.06 = 1,727,203.78/x
  3. Step 3: Cross multiply
    3,015,937x = 4,161,993.06 × 1,727,203.78
  4. Step 4: Simplify right side
    3,015,937x = 7,188,610,145,565.77
  5. Step 5: Solve for x
    x = 7,188,610,145,565.77/3,015,937
  6. Step 6: Final answer
    x = 2,383,541.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.