Home / 1,880,825.41-2,596,333.56-1,269,805.78

Finding the Fourth Proportional to 1,880,825.41, 2,596,333.56 and 1,269,805.78

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Solution

The fourth proportional to 1,880,825.41, 2,596,333.56 and 1,269,805.78 is: 1,752,868.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,825.41 : 2,596,333.56 = 1,269,805.78 : x
  2. Step 2: Convert to fraction form
    1,880,825.41/2,596,333.56 = 1,269,805.78/x
  3. Step 3: Cross multiply
    1,880,825.41x = 2,596,333.56 × 1,269,805.78
  4. Step 4: Simplify right side
    1,880,825.41x = 3,296,839,361,295.98
  5. Step 5: Solve for x
    x = 3,296,839,361,295.98/1,880,825.41
  6. Step 6: Final answer
    x = 1,752,868.37

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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.