Home / 1,603,023.62-2,212,179.66-877,876.38

Finding the Fourth Proportional to 1,603,023.62, 2,212,179.66 and 877,876.38

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Solution

The fourth proportional to 1,603,023.62, 2,212,179.66 and 877,876.38 is: 1,211,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,023.62 : 2,212,179.66 = 877,876.38 : x
  2. Step 2: Convert to fraction form
    1,603,023.62/2,212,179.66 = 877,876.38/x
  3. Step 3: Cross multiply
    1,603,023.62x = 2,212,179.66 × 877,876.38
  4. Step 4: Simplify right side
    1,603,023.62x = 1,942,020,271,830.43
  5. Step 5: Solve for x
    x = 1,942,020,271,830.43/1,603,023.62
  6. Step 6: Final answer
    x = 1,211,473.28

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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.