Home / 1,267,605.86-1,900,129.34-794,623.38

Finding the Fourth Proportional to 1,267,605.86, 1,900,129.34 and 794,623.38

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Solution

The fourth proportional to 1,267,605.86, 1,900,129.34 and 794,623.38 is: 1,191,133.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,605.86 : 1,900,129.34 = 794,623.38 : x
  2. Step 2: Convert to fraction form
    1,267,605.86/1,900,129.34 = 794,623.38/x
  3. Step 3: Cross multiply
    1,267,605.86x = 1,900,129.34 × 794,623.38
  4. Step 4: Simplify right side
    1,267,605.86x = 1,509,887,198,587.97
  5. Step 5: Solve for x
    x = 1,509,887,198,587.97/1,267,605.86
  6. Step 6: Final answer
    x = 1,191,133.02

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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.