Home / 1,901,384.04-2,850,156.97-1,191,910.31

Finding the Fourth Proportional to 1,901,384.04, 2,850,156.97 and 1,191,910.31

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Solution

The fourth proportional to 1,901,384.04, 2,850,156.97 and 1,191,910.31 is: 1,786,662.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,384.04 : 2,850,156.97 = 1,191,910.31 : x
  2. Step 2: Convert to fraction form
    1,901,384.04/2,850,156.97 = 1,191,910.31/x
  3. Step 3: Cross multiply
    1,901,384.04x = 2,850,156.97 × 1,191,910.31
  4. Step 4: Simplify right side
    1,901,384.04x = 3,397,131,477,661.36
  5. Step 5: Solve for x
    x = 3,397,131,477,661.36/1,901,384.04
  6. Step 6: Final answer
    x = 1,786,662.46

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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.