Home / 2,094,445.92-2,890,647.90-1,279,118.55

Finding the Fourth Proportional to 2,094,445.92, 2,890,647.90 and 1,279,118.55

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Solution

The fourth proportional to 2,094,445.92, 2,890,647.90 and 1,279,118.55 is: 1,765,374.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,445.92 : 2,890,647.90 = 1,279,118.55 : x
  2. Step 2: Convert to fraction form
    2,094,445.92/2,890,647.90 = 1,279,118.55/x
  3. Step 3: Cross multiply
    2,094,445.92x = 2,890,647.90 × 1,279,118.55
  4. Step 4: Simplify right side
    2,094,445.92x = 3,697,481,350,408.55
  5. Step 5: Solve for x
    x = 3,697,481,350,408.55/2,094,445.92
  6. Step 6: Final answer
    x = 1,765,374.47

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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.