Home / 4,819,277.43-7,230,806.54-2,121,709.98

Finding the Fourth Proportional to 4,819,277.43, 7,230,806.54 and 2,121,709.98

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Solution

The fourth proportional to 4,819,277.43, 7,230,806.54 and 2,121,709.98 is: 3,183,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819,277.43 : 7,230,806.54 = 2,121,709.98 : x
  2. Step 2: Convert to fraction form
    4,819,277.43/7,230,806.54 = 2,121,709.98/x
  3. Step 3: Cross multiply
    4,819,277.43x = 7,230,806.54 × 2,121,709.98
  4. Step 4: Simplify right side
    4,819,277.43x = 15,341,674,388,758.72
  5. Step 5: Solve for x
    x = 15,341,674,388,758.72/4,819,277.43
  6. Step 6: Final answer
    x = 3,183,397.22

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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.