Home / 1,096,193.64-1,512,640.88-688,165.04

Finding the Fourth Proportional to 1,096,193.64, 1,512,640.88 and 688,165.04

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Solution

The fourth proportional to 1,096,193.64, 1,512,640.88 and 688,165.04 is: 949,601.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,193.64 : 1,512,640.88 = 688,165.04 : x
  2. Step 2: Convert to fraction form
    1,096,193.64/1,512,640.88 = 688,165.04/x
  3. Step 3: Cross multiply
    1,096,193.64x = 1,512,640.88 × 688,165.04
  4. Step 4: Simplify right side
    1,096,193.64x = 1,040,946,571,690.84
  5. Step 5: Solve for x
    x = 1,040,946,571,690.84/1,096,193.64
  6. Step 6: Final answer
    x = 949,601.00

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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.