Home / 3,368,367.96-4,648,343.13-1,918,063.36

Finding the Fourth Proportional to 3,368,367.96, 4,648,343.13 and 1,918,063.36

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Solution

The fourth proportional to 3,368,367.96, 4,648,343.13 and 1,918,063.36 is: 2,646,924.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,367.96 : 4,648,343.13 = 1,918,063.36 : x
  2. Step 2: Convert to fraction form
    3,368,367.96/4,648,343.13 = 1,918,063.36/x
  3. Step 3: Cross multiply
    3,368,367.96x = 4,648,343.13 × 1,918,063.36
  4. Step 4: Simplify right side
    3,368,367.96x = 8,915,816,623,165.70
  5. Step 5: Solve for x
    x = 8,915,816,623,165.70/3,368,367.96
  6. Step 6: Final answer
    x = 2,646,924.78

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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.