Home / 1,911,650.90-2,638,057.37-1,052,192.66

Finding the Fourth Proportional to 1,911,650.90, 2,638,057.37 and 1,052,192.66

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Solution

The fourth proportional to 1,911,650.90, 2,638,057.37 and 1,052,192.66 is: 1,452,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,650.90 : 2,638,057.37 = 1,052,192.66 : x
  2. Step 2: Convert to fraction form
    1,911,650.90/2,638,057.37 = 1,052,192.66/x
  3. Step 3: Cross multiply
    1,911,650.90x = 2,638,057.37 × 1,052,192.66
  4. Step 4: Simplify right side
    1,911,650.90x = 2,775,744,601,372.90
  5. Step 5: Solve for x
    x = 2,775,744,601,372.90/1,911,650.90
  6. Step 6: Final answer
    x = 1,452,014.38

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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.