Home / 1,630,791.78-2,444,342.01-830,382.54

Finding the Fourth Proportional to 1,630,791.78, 2,444,342.01 and 830,382.54

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Solution

The fourth proportional to 1,630,791.78, 2,444,342.01 and 830,382.54 is: 1,244,634.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,791.78 : 2,444,342.01 = 830,382.54 : x
  2. Step 2: Convert to fraction form
    1,630,791.78/2,444,342.01 = 830,382.54/x
  3. Step 3: Cross multiply
    1,630,791.78x = 2,444,342.01 × 830,382.54
  4. Step 4: Simplify right side
    1,630,791.78x = 2,029,738,926,892.51
  5. Step 5: Solve for x
    x = 2,029,738,926,892.51/1,630,791.78
  6. Step 6: Final answer
    x = 1,244,634.02

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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.