Home / 1,835,999.20-2,752,616.40-770,168.80

Finding the Fourth Proportional to 1,835,999.20, 2,752,616.40 and 770,168.80

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Solution

The fourth proportional to 1,835,999.20, 2,752,616.40 and 770,168.80 is: 1,154,673.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,999.20 : 2,752,616.40 = 770,168.80 : x
  2. Step 2: Convert to fraction form
    1,835,999.20/2,752,616.40 = 770,168.80/x
  3. Step 3: Cross multiply
    1,835,999.20x = 2,752,616.40 × 770,168.80
  4. Step 4: Simplify right side
    1,835,999.20x = 2,119,979,269,648.32
  5. Step 5: Solve for x
    x = 2,119,979,269,648.32/1,835,999.20
  6. Step 6: Final answer
    x = 1,154,673.31

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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.