Home / 1,096,119.40-1,642,623.90-809,573.80

Finding the Fourth Proportional to 1,096,119.40, 1,642,623.90 and 809,573.80

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Solution

The fourth proportional to 1,096,119.40, 1,642,623.90 and 809,573.80 is: 1,213,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,119.40 : 1,642,623.90 = 809,573.80 : x
  2. Step 2: Convert to fraction form
    1,096,119.40/1,642,623.90 = 809,573.80/x
  3. Step 3: Cross multiply
    1,096,119.40x = 1,642,623.90 × 809,573.80
  4. Step 4: Simplify right side
    1,096,119.40x = 1,329,825,272,693.82
  5. Step 5: Solve for x
    x = 1,329,825,272,693.82/1,096,119.40
  6. Step 6: Final answer
    x = 1,213,212.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.