Home / 2,019,545.40-3,025,235.70-1,259,052.60

Finding the Fourth Proportional to 2,019,545.40, 3,025,235.70 and 1,259,052.60

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Solution

The fourth proportional to 2,019,545.40, 3,025,235.70 and 1,259,052.60 is: 1,886,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,545.40 : 3,025,235.70 = 1,259,052.60 : x
  2. Step 2: Convert to fraction form
    2,019,545.40/3,025,235.70 = 1,259,052.60/x
  3. Step 3: Cross multiply
    2,019,545.40x = 3,025,235.70 × 1,259,052.60
  4. Step 4: Simplify right side
    2,019,545.40x = 3,808,930,873,697.82
  5. Step 5: Solve for x
    x = 3,808,930,873,697.82/2,019,545.40
  6. Step 6: Final answer
    x = 1,886,033.79

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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.