Home / 1,964,666.20-2,711,396.82-1,105,175.20

Finding the Fourth Proportional to 1,964,666.20, 2,711,396.82 and 1,105,175.20

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Solution

The fourth proportional to 1,964,666.20, 2,711,396.82 and 1,105,175.20 is: 1,525,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,666.20 : 2,711,396.82 = 1,105,175.20 : x
  2. Step 2: Convert to fraction form
    1,964,666.20/2,711,396.82 = 1,105,175.20/x
  3. Step 3: Cross multiply
    1,964,666.20x = 2,711,396.82 × 1,105,175.20
  4. Step 4: Simplify right side
    1,964,666.20x = 2,996,568,522,822.86
  5. Step 5: Solve for x
    x = 2,996,568,522,822.86/1,964,666.20
  6. Step 6: Final answer
    x = 1,525,230.35

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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.