Home / 2,989,723.40-4,485,241.20-967,623.20

Finding the Fourth Proportional to 2,989,723.40, 4,485,241.20 and 967,623.20

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Solution

The fourth proportional to 2,989,723.40, 4,485,241.20 and 967,623.20 is: 1,451,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,723.40 : 4,485,241.20 = 967,623.20 : x
  2. Step 2: Convert to fraction form
    2,989,723.40/4,485,241.20 = 967,623.20/x
  3. Step 3: Cross multiply
    2,989,723.40x = 4,485,241.20 × 967,623.20
  4. Step 4: Simplify right side
    2,989,723.40x = 4,340,023,442,715.84
  5. Step 5: Solve for x
    x = 4,340,023,442,715.84/2,989,723.40
  6. Step 6: Final answer
    x = 1,451,647.15

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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.