Home / 1,445,384.61-1,994,604.91-800,791.88

Finding the Fourth Proportional to 1,445,384.61, 1,994,604.91 and 800,791.88

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Solution

The fourth proportional to 1,445,384.61, 1,994,604.91 and 800,791.88 is: 1,105,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,384.61 : 1,994,604.91 = 800,791.88 : x
  2. Step 2: Convert to fraction form
    1,445,384.61/1,994,604.91 = 800,791.88/x
  3. Step 3: Cross multiply
    1,445,384.61x = 1,994,604.91 × 800,791.88
  4. Step 4: Simplify right side
    1,445,384.61x = 1,597,263,403,761.13
  5. Step 5: Solve for x
    x = 1,597,263,403,761.13/1,445,384.61
  6. Step 6: Final answer
    x = 1,105,078.46

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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.