Home / 1,438,923.42-1,985,662.20-794,329.77

Finding the Fourth Proportional to 1,438,923.42, 1,985,662.20 and 794,329.77

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Solution

The fourth proportional to 1,438,923.42, 1,985,662.20 and 794,329.77 is: 1,096,146.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,923.42 : 1,985,662.20 = 794,329.77 : x
  2. Step 2: Convert to fraction form
    1,438,923.42/1,985,662.20 = 794,329.77/x
  3. Step 3: Cross multiply
    1,438,923.42x = 1,985,662.20 × 794,329.77
  4. Step 4: Simplify right side
    1,438,923.42x = 1,577,270,598,623.69
  5. Step 5: Solve for x
    x = 1,577,270,598,623.69/1,438,923.42
  6. Step 6: Final answer
    x = 1,096,146.31

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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.