Home / 2,091,260.40-3,128,596.20-1,813,858.80

Finding the Fourth Proportional to 2,091,260.40, 3,128,596.20 and 1,813,858.80

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Solution

The fourth proportional to 2,091,260.40, 3,128,596.20 and 1,813,858.80 is: 2,713,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,260.40 : 3,128,596.20 = 1,813,858.80 : x
  2. Step 2: Convert to fraction form
    2,091,260.40/3,128,596.20 = 1,813,858.80/x
  3. Step 3: Cross multiply
    2,091,260.40x = 3,128,596.20 × 1,813,858.80
  4. Step 4: Simplify right side
    2,091,260.40x = 5,674,831,749,016.56
  5. Step 5: Solve for x
    x = 5,674,831,749,016.56/2,091,260.40
  6. Step 6: Final answer
    x = 2,713,594.04

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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.