Home / 1,769,109.49-2,440,783.84-1,441,859.80

Finding the Fourth Proportional to 1,769,109.49, 2,440,783.84 and 1,441,859.80

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Solution

The fourth proportional to 1,769,109.49, 2,440,783.84 and 1,441,859.80 is: 1,989,287.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,109.49 : 2,440,783.84 = 1,441,859.80 : x
  2. Step 2: Convert to fraction form
    1,769,109.49/2,440,783.84 = 1,441,859.80/x
  3. Step 3: Cross multiply
    1,769,109.49x = 2,440,783.84 × 1,441,859.80
  4. Step 4: Simplify right side
    1,769,109.49x = 3,519,268,096,958.98
  5. Step 5: Solve for x
    x = 3,519,268,096,958.98/1,769,109.49
  6. Step 6: Final answer
    x = 1,989,287.89

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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.