Home / 3,669,415.70-5,486,408.85-2,712,821.90

Finding the Fourth Proportional to 3,669,415.70, 5,486,408.85 and 2,712,821.90

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Solution

The fourth proportional to 3,669,415.70, 5,486,408.85 and 2,712,821.90 is: 4,056,136.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,415.70 : 5,486,408.85 = 2,712,821.90 : x
  2. Step 2: Convert to fraction form
    3,669,415.70/5,486,408.85 = 2,712,821.90/x
  3. Step 3: Cross multiply
    3,669,415.70x = 5,486,408.85 × 2,712,821.90
  4. Step 4: Simplify right side
    3,669,415.70x = 14,883,650,080,633.81
  5. Step 5: Solve for x
    x = 14,883,650,080,633.81/3,669,415.70
  6. Step 6: Final answer
    x = 4,056,136.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.