Home / 1,077,972.25-1,618,079.90-793,983.47

Finding the Fourth Proportional to 1,077,972.25, 1,618,079.90 and 793,983.47

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Solution

The fourth proportional to 1,077,972.25, 1,618,079.90 and 793,983.47 is: 1,191,801.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,972.25 : 1,618,079.90 = 793,983.47 : x
  2. Step 2: Convert to fraction form
    1,077,972.25/1,618,079.90 = 793,983.47/x
  3. Step 3: Cross multiply
    1,077,972.25x = 1,618,079.90 × 793,983.47
  4. Step 4: Simplify right side
    1,077,972.25x = 1,284,728,693,739.25
  5. Step 5: Solve for x
    x = 1,284,728,693,739.25/1,077,972.25
  6. Step 6: Final answer
    x = 1,191,801.27

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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.