Home / 3,428,175.68-4,730,930.40-1,879,583.36

Finding the Fourth Proportional to 3,428,175.68, 4,730,930.40 and 1,879,583.36

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Solution

The fourth proportional to 3,428,175.68, 4,730,930.40 and 1,879,583.36 is: 2,593,851.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,175.68 : 4,730,930.40 = 1,879,583.36 : x
  2. Step 2: Convert to fraction form
    3,428,175.68/4,730,930.40 = 1,879,583.36/x
  3. Step 3: Cross multiply
    3,428,175.68x = 4,730,930.40 × 1,879,583.36
  4. Step 4: Simplify right side
    3,428,175.68x = 8,892,178,057,158.15
  5. Step 5: Solve for x
    x = 8,892,178,057,158.15/3,428,175.68
  6. Step 6: Final answer
    x = 2,593,851.33

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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.