Home / 1,213,886.44-1,675,331.94-677,377

Finding the Fourth Proportional to 1,213,886.44, 1,675,331.94 and 677,377

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Solution

The fourth proportional to 1,213,886.44, 1,675,331.94 and 677,377 is: 934,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,886.44 : 1,675,331.94 = 677,377 : x
  2. Step 2: Convert to fraction form
    1,213,886.44/1,675,331.94 = 677,377/x
  3. Step 3: Cross multiply
    1,213,886.44x = 1,675,331.94 × 677,377
  4. Step 4: Simplify right side
    1,213,886.44x = 1,134,831,323,521.38
  5. Step 5: Solve for x
    x = 1,134,831,323,521.38/1,213,886.44
  6. Step 6: Final answer
    x = 934,874.37

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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.