Home / 2,603,477.35-3,889,383.86-1,685,179.30

Finding the Fourth Proportional to 2,603,477.35, 3,889,383.86 and 1,685,179.30

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Solution

The fourth proportional to 2,603,477.35, 3,889,383.86 and 1,685,179.30 is: 2,517,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,477.35 : 3,889,383.86 = 1,685,179.30 : x
  2. Step 2: Convert to fraction form
    2,603,477.35/3,889,383.86 = 1,685,179.30/x
  3. Step 3: Cross multiply
    2,603,477.35x = 3,889,383.86 × 1,685,179.30
  4. Step 4: Simplify right side
    2,603,477.35x = 6,554,309,170,626.10
  5. Step 5: Solve for x
    x = 6,554,309,170,626.10/2,603,477.35
  6. Step 6: Final answer
    x = 2,517,521.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.