Home / 1,441,585.55-1,989,535.97-829,761.23

Finding the Fourth Proportional to 1,441,585.55, 1,989,535.97 and 829,761.23

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Solution

The fourth proportional to 1,441,585.55, 1,989,535.97 and 829,761.23 is: 1,145,155.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,585.55 : 1,989,535.97 = 829,761.23 : x
  2. Step 2: Convert to fraction form
    1,441,585.55/1,989,535.97 = 829,761.23/x
  3. Step 3: Cross multiply
    1,441,585.55x = 1,989,535.97 × 829,761.23
  4. Step 4: Simplify right side
    1,441,585.55x = 1,650,839,813,596.44
  5. Step 5: Solve for x
    x = 1,650,839,813,596.44/1,441,585.55
  6. Step 6: Final answer
    x = 1,145,155.63

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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.