Home / 4,421,161.89-6,629,923.64-1,689,718.16

Finding the Fourth Proportional to 4,421,161.89, 6,629,923.64 and 1,689,718.16

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Solution

The fourth proportional to 4,421,161.89, 6,629,923.64 and 1,689,718.16 is: 2,533,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421,161.89 : 6,629,923.64 = 1,689,718.16 : x
  2. Step 2: Convert to fraction form
    4,421,161.89/6,629,923.64 = 1,689,718.16/x
  3. Step 3: Cross multiply
    4,421,161.89x = 6,629,923.64 × 1,689,718.16
  4. Step 4: Simplify right side
    4,421,161.89x = 11,202,702,394,720.41
  5. Step 5: Solve for x
    x = 11,202,702,394,720.41/4,421,161.89
  6. Step 6: Final answer
    x = 2,533,881.97

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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.