Home / 1,267,604.86-1,900,127.85-794,622.37

Finding the Fourth Proportional to 1,267,604.86, 1,900,127.85 and 794,622.37

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Solution

The fourth proportional to 1,267,604.86, 1,900,127.85 and 794,622.37 is: 1,191,131.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,604.86 : 1,900,127.85 = 794,622.37 : x
  2. Step 2: Convert to fraction form
    1,267,604.86/1,900,127.85 = 794,622.37/x
  3. Step 3: Cross multiply
    1,267,604.86x = 1,900,127.85 × 794,622.37
  4. Step 4: Simplify right side
    1,267,604.86x = 1,509,884,095,470.00
  5. Step 5: Solve for x
    x = 1,509,884,095,470.00/1,267,604.86
  6. Step 6: Final answer
    x = 1,191,131.51

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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.