Home / 1,852,961.05-2,779,920.77-1,085,107.17

Finding the Fourth Proportional to 1,852,961.05, 2,779,920.77 and 1,085,107.17

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Solution

The fourth proportional to 1,852,961.05, 2,779,920.77 and 1,085,107.17 is: 1,627,941.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,961.05 : 2,779,920.77 = 1,085,107.17 : x
  2. Step 2: Convert to fraction form
    1,852,961.05/2,779,920.77 = 1,085,107.17/x
  3. Step 3: Cross multiply
    1,852,961.05x = 2,779,920.77 × 1,085,107.17
  4. Step 4: Simplify right side
    1,852,961.05x = 3,016,511,959,558.92
  5. Step 5: Solve for x
    x = 3,016,511,959,558.92/1,852,961.05
  6. Step 6: Final answer
    x = 1,627,941.38

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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.