Home / 3,162,178.63-4,363,786.54-1,711,863.51

Finding the Fourth Proportional to 3,162,178.63, 4,363,786.54 and 1,711,863.51

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Solution

The fourth proportional to 3,162,178.63, 4,363,786.54 and 1,711,863.51 is: 2,362,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,178.63 : 4,363,786.54 = 1,711,863.51 : x
  2. Step 2: Convert to fraction form
    3,162,178.63/4,363,786.54 = 1,711,863.51/x
  3. Step 3: Cross multiply
    3,162,178.63x = 4,363,786.54 × 1,711,863.51
  4. Step 4: Simplify right side
    3,162,178.63x = 7,470,206,943,255.16
  5. Step 5: Solve for x
    x = 7,470,206,943,255.16/3,162,178.63
  6. Step 6: Final answer
    x = 2,362,360.83

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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.