Home / 1,184,841.93-1,635,076.89-640,976.43

Finding the Fourth Proportional to 1,184,841.93, 1,635,076.89 and 640,976.43

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Solution

The fourth proportional to 1,184,841.93, 1,635,076.89 and 640,976.43 is: 884,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,841.93 : 1,635,076.89 = 640,976.43 : x
  2. Step 2: Convert to fraction form
    1,184,841.93/1,635,076.89 = 640,976.43/x
  3. Step 3: Cross multiply
    1,184,841.93x = 1,635,076.89 × 640,976.43
  4. Step 4: Simplify right side
    1,184,841.93x = 1,048,045,747,727.70
  5. Step 5: Solve for x
    x = 1,048,045,747,727.70/1,184,841.93
  6. Step 6: Final answer
    x = 884,544.78

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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.