Home / 1,442,608.88-1,990,628.01-797,941.44

Finding the Fourth Proportional to 1,442,608.88, 1,990,628.01 and 797,941.44

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Solution

The fourth proportional to 1,442,608.88, 1,990,628.01 and 797,941.44 is: 1,101,063.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,608.88 : 1,990,628.01 = 797,941.44 : x
  2. Step 2: Convert to fraction form
    1,442,608.88/1,990,628.01 = 797,941.44/x
  3. Step 3: Cross multiply
    1,442,608.88x = 1,990,628.01 × 797,941.44
  4. Step 4: Simplify right side
    1,442,608.88x = 1,588,404,580,803.73
  5. Step 5: Solve for x
    x = 1,588,404,580,803.73/1,442,608.88
  6. Step 6: Final answer
    x = 1,101,063.92

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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.