Home / 1,833,845.80-2,750,768.70-1,805,852.20

Finding the Fourth Proportional to 1,833,845.80, 2,750,768.70 and 1,805,852.20

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Solution

The fourth proportional to 1,833,845.80, 2,750,768.70 and 1,805,852.20 is: 2,708,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,845.80 : 2,750,768.70 = 1,805,852.20 : x
  2. Step 2: Convert to fraction form
    1,833,845.80/2,750,768.70 = 1,805,852.20/x
  3. Step 3: Cross multiply
    1,833,845.80x = 2,750,768.70 × 1,805,852.20
  4. Step 4: Simplify right side
    1,833,845.80x = 4,967,481,708,586.14
  5. Step 5: Solve for x
    x = 4,967,481,708,586.14/1,833,845.80
  6. Step 6: Final answer
    x = 2,708,778.30

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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.