Home / 2,603,696.21-3,905,915.29-806,720.93

Finding the Fourth Proportional to 2,603,696.21, 3,905,915.29 and 806,720.93

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Solution

The fourth proportional to 2,603,696.21, 3,905,915.29 and 806,720.93 is: 1,210,196.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,696.21 : 3,905,915.29 = 806,720.93 : x
  2. Step 2: Convert to fraction form
    2,603,696.21/3,905,915.29 = 806,720.93/x
  3. Step 3: Cross multiply
    2,603,696.21x = 3,905,915.29 × 806,720.93
  4. Step 4: Simplify right side
    2,603,696.21x = 3,150,983,622,998.01
  5. Step 5: Solve for x
    x = 3,150,983,622,998.01/2,603,696.21
  6. Step 6: Final answer
    x = 1,210,196.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.