Home / 2,936,167.02-4,401,274.77-1,989,633.42

Finding the Fourth Proportional to 2,936,167.02, 4,401,274.77 and 1,989,633.42

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Solution

The fourth proportional to 2,936,167.02, 4,401,274.77 and 1,989,633.42 is: 2,982,433.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,167.02 : 4,401,274.77 = 1,989,633.42 : x
  2. Step 2: Convert to fraction form
    2,936,167.02/4,401,274.77 = 1,989,633.42/x
  3. Step 3: Cross multiply
    2,936,167.02x = 4,401,274.77 × 1,989,633.42
  4. Step 4: Simplify right side
    2,936,167.02x = 8,756,923,372,994.81
  5. Step 5: Solve for x
    x = 8,756,923,372,994.81/2,936,167.02
  6. Step 6: Final answer
    x = 2,982,433.67

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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.