Home / 2,141,928.45-3,211,210.57-1,465,960.39

Finding the Fourth Proportional to 2,141,928.45, 3,211,210.57 and 1,465,960.39

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Solution

The fourth proportional to 2,141,928.45, 3,211,210.57 and 1,465,960.39 is: 2,197,789.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,928.45 : 3,211,210.57 = 1,465,960.39 : x
  2. Step 2: Convert to fraction form
    2,141,928.45/3,211,210.57 = 1,465,960.39/x
  3. Step 3: Cross multiply
    2,141,928.45x = 3,211,210.57 × 1,465,960.39
  4. Step 4: Simplify right side
    2,141,928.45x = 4,707,507,483,513.27
  5. Step 5: Solve for x
    x = 4,707,507,483,513.27/2,141,928.45
  6. Step 6: Final answer
    x = 2,197,789.33

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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.