Home / 3,470,253.45-4,787,790.77-2,019,641.27

Finding the Fourth Proportional to 3,470,253.45, 4,787,790.77 and 2,019,641.27

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Solution

The fourth proportional to 3,470,253.45, 4,787,790.77 and 2,019,641.27 is: 2,786,430.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,253.45 : 4,787,790.77 = 2,019,641.27 : x
  2. Step 2: Convert to fraction form
    3,470,253.45/4,787,790.77 = 2,019,641.27/x
  3. Step 3: Cross multiply
    3,470,253.45x = 4,787,790.77 × 2,019,641.27
  4. Step 4: Simplify right side
    3,470,253.45x = 9,669,619,797,179.92
  5. Step 5: Solve for x
    x = 9,669,619,797,179.92/3,470,253.45
  6. Step 6: Final answer
    x = 2,786,430.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.