Home / 1,196,787.55-1,651,558.97-680,541.53

Finding the Fourth Proportional to 1,196,787.55, 1,651,558.97 and 680,541.53

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Solution

The fourth proportional to 1,196,787.55, 1,651,558.97 and 680,541.53 is: 939,142.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,787.55 : 1,651,558.97 = 680,541.53 : x
  2. Step 2: Convert to fraction form
    1,196,787.55/1,651,558.97 = 680,541.53/x
  3. Step 3: Cross multiply
    1,196,787.55x = 1,651,558.97 × 680,541.53
  4. Step 4: Simplify right side
    1,196,787.55x = 1,123,954,460,071.23
  5. Step 5: Solve for x
    x = 1,123,954,460,071.23/1,196,787.55
  6. Step 6: Final answer
    x = 939,142.85

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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.