Home / 1,839,628.80-2,538,684-1,034,812.80

Finding the Fourth Proportional to 1,839,628.80, 2,538,684 and 1,034,812.80

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Solution

The fourth proportional to 1,839,628.80, 2,538,684 and 1,034,812.80 is: 1,428,039.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,628.80 : 2,538,684 = 1,034,812.80 : x
  2. Step 2: Convert to fraction form
    1,839,628.80/2,538,684 = 1,034,812.80/x
  3. Step 3: Cross multiply
    1,839,628.80x = 2,538,684 × 1,034,812.80
  4. Step 4: Simplify right side
    1,839,628.80x = 2,627,062,698,355.20
  5. Step 5: Solve for x
    x = 2,627,062,698,355.20/1,839,628.80
  6. Step 6: Final answer
    x = 1,428,039.56

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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.