Home / 2,318,974.80-3,478,462.20-1,039,579.80

Finding the Fourth Proportional to 2,318,974.80, 3,478,462.20 and 1,039,579.80

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Solution

The fourth proportional to 2,318,974.80, 3,478,462.20 and 1,039,579.80 is: 1,559,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,974.80 : 3,478,462.20 = 1,039,579.80 : x
  2. Step 2: Convert to fraction form
    2,318,974.80/3,478,462.20 = 1,039,579.80/x
  3. Step 3: Cross multiply
    2,318,974.80x = 3,478,462.20 × 1,039,579.80
  4. Step 4: Simplify right side
    2,318,974.80x = 3,616,139,038,183.56
  5. Step 5: Solve for x
    x = 3,616,139,038,183.56/2,318,974.80
  6. Step 6: Final answer
    x = 1,559,369.70

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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.