Home / 1,911,596.11-2,637,982.02-1,052,137.78

Finding the Fourth Proportional to 1,911,596.11, 2,637,982.02 and 1,052,137.78

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Solution

The fourth proportional to 1,911,596.11, 2,637,982.02 and 1,052,137.78 is: 1,451,938.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,596.11 : 2,637,982.02 = 1,052,137.78 : x
  2. Step 2: Convert to fraction form
    1,911,596.11/2,637,982.02 = 1,052,137.78/x
  3. Step 3: Cross multiply
    1,911,596.11x = 2,637,982.02 × 1,052,137.78
  4. Step 4: Simplify right side
    1,911,596.11x = 2,775,520,546,202.72
  5. Step 5: Solve for x
    x = 2,775,520,546,202.72/1,911,596.11
  6. Step 6: Final answer
    x = 1,451,938.79

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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.