Home / 3,028,526.98-4,543,670.08-979,143.78

Finding the Fourth Proportional to 3,028,526.98, 4,543,670.08 and 979,143.78

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Solution

The fourth proportional to 3,028,526.98, 4,543,670.08 and 979,143.78 is: 1,469,000.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,526.98 : 4,543,670.08 = 979,143.78 : x
  2. Step 2: Convert to fraction form
    3,028,526.98/4,543,670.08 = 979,143.78/x
  3. Step 3: Cross multiply
    3,028,526.98x = 4,543,670.08 × 979,143.78
  4. Step 4: Simplify right side
    3,028,526.98x = 4,448,906,297,204.10
  5. Step 5: Solve for x
    x = 4,448,906,297,204.10/3,028,526.98
  6. Step 6: Final answer
    x = 1,469,000.05

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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.