Home / 1,843,145.40-2,764,718.10-1,819,525.80

Finding the Fourth Proportional to 1,843,145.40, 2,764,718.10 and 1,819,525.80

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Solution

The fourth proportional to 1,843,145.40, 2,764,718.10 and 1,819,525.80 is: 2,729,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,145.40 : 2,764,718.10 = 1,819,525.80 : x
  2. Step 2: Convert to fraction form
    1,843,145.40/2,764,718.10 = 1,819,525.80/x
  3. Step 3: Cross multiply
    1,843,145.40x = 2,764,718.10 × 1,819,525.80
  4. Step 4: Simplify right side
    1,843,145.40x = 5,030,475,912,676.98
  5. Step 5: Solve for x
    x = 5,030,475,912,676.98/1,843,145.40
  6. Step 6: Final answer
    x = 2,729,288.70

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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.