Home / 3,219,949.68-4,443,637.09-1,769,696.52

Finding the Fourth Proportional to 3,219,949.68, 4,443,637.09 and 1,769,696.52

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Solution

The fourth proportional to 3,219,949.68, 4,443,637.09 and 1,769,696.52 is: 2,442,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,949.68 : 4,443,637.09 = 1,769,696.52 : x
  2. Step 2: Convert to fraction form
    3,219,949.68/4,443,637.09 = 1,769,696.52/x
  3. Step 3: Cross multiply
    3,219,949.68x = 4,443,637.09 × 1,769,696.52
  4. Step 4: Simplify right side
    3,219,949.68x = 7,863,889,106,518.96
  5. Step 5: Solve for x
    x = 7,863,889,106,518.96/3,219,949.68
  6. Step 6: Final answer
    x = 2,442,239.75

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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.