Home / 1,964,990.90-2,711,668.29-1,093,811.78

Finding the Fourth Proportional to 1,964,990.90, 2,711,668.29 and 1,093,811.78

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Solution

The fourth proportional to 1,964,990.90, 2,711,668.29 and 1,093,811.78 is: 1,509,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,990.90 : 2,711,668.29 = 1,093,811.78 : x
  2. Step 2: Convert to fraction form
    1,964,990.90/2,711,668.29 = 1,093,811.78/x
  3. Step 3: Cross multiply
    1,964,990.90x = 2,711,668.29 × 1,093,811.78
  4. Step 4: Simplify right side
    1,964,990.90x = 2,966,054,705,496.12
  5. Step 5: Solve for x
    x = 2,966,054,705,496.12/1,964,990.90
  6. Step 6: Final answer
    x = 1,509,449.59

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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.