Home / 3,470,054.76-4,788,675-1,942,161.84

Finding the Fourth Proportional to 3,470,054.76, 4,788,675 and 1,942,161.84

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Solution

The fourth proportional to 3,470,054.76, 4,788,675 and 1,942,161.84 is: 2,680,183.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,054.76 : 4,788,675 = 1,942,161.84 : x
  2. Step 2: Convert to fraction form
    3,470,054.76/4,788,675 = 1,942,161.84/x
  3. Step 3: Cross multiply
    3,470,054.76x = 4,788,675 × 1,942,161.84
  4. Step 4: Simplify right side
    3,470,054.76x = 9,300,381,849,162
  5. Step 5: Solve for x
    x = 9,300,381,849,162/3,470,054.76
  6. Step 6: Final answer
    x = 2,680,183.02

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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.