Home / 1,911,608.07-2,638,093.93-1,052,248.29

Finding the Fourth Proportional to 1,911,608.07, 2,638,093.93 and 1,052,248.29

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Solution

The fourth proportional to 1,911,608.07, 2,638,093.93 and 1,052,248.29 is: 1,452,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,608.07 : 2,638,093.93 = 1,052,248.29 : x
  2. Step 2: Convert to fraction form
    1,911,608.07/2,638,093.93 = 1,052,248.29/x
  3. Step 3: Cross multiply
    1,911,608.07x = 2,638,093.93 × 1,052,248.29
  4. Step 4: Simplify right side
    1,911,608.07x = 2,775,929,826,701.88
  5. Step 5: Solve for x
    x = 2,775,929,826,701.88/1,911,608.07
  6. Step 6: Final answer
    x = 1,452,143.81

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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.