Home / 1,769,219.05-2,441,509.54-1,005,272.61

Finding the Fourth Proportional to 1,769,219.05, 2,441,509.54 and 1,005,272.61

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Solution

The fourth proportional to 1,769,219.05, 2,441,509.54 and 1,005,272.61 is: 1,387,268.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,219.05 : 2,441,509.54 = 1,005,272.61 : x
  2. Step 2: Convert to fraction form
    1,769,219.05/2,441,509.54 = 1,005,272.61/x
  3. Step 3: Cross multiply
    1,769,219.05x = 2,441,509.54 × 1,005,272.61
  4. Step 4: Simplify right side
    1,769,219.05x = 2,454,382,667,615.70
  5. Step 5: Solve for x
    x = 2,454,382,667,615.70/1,769,219.05
  6. Step 6: Final answer
    x = 1,387,268.96

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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.