Home / 1,420,223.63-2,200,137.19

Finding the Third Proportional to 1,420,223.63 and 2,200,137.19

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Solution

The third proportional to 1,420,223.63 and 2,200,137.19 is: 3,408,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,223.63 : 2,200,137.19 = 2,200,137.19 : x
  2. Step 2: Convert to fraction form
    1,420,223.63/2,200,137.19 = 2,200,137.19/x
  3. Step 3: Cross multiply
    1,420,223.63x = 2,200,137.19 × 2,200,137.19
  4. Step 4: Simplify right side
    1,420,223.63x = 4,840,603,643,820.41
  5. Step 5: Solve for x
    x = 4,840,603,643,820.41/1,420,223.63
  6. Step 6: Final answer
    x = 3,408,339.05

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.