Home / 2,219,820.40-3,329,730.60-723,912.40

Finding the Fourth Proportional to 2,219,820.40, 3,329,730.60 and 723,912.40

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Solution

The fourth proportional to 2,219,820.40, 3,329,730.60 and 723,912.40 is: 1,085,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,820.40 : 3,329,730.60 = 723,912.40 : x
  2. Step 2: Convert to fraction form
    2,219,820.40/3,329,730.60 = 723,912.40/x
  3. Step 3: Cross multiply
    2,219,820.40x = 3,329,730.60 × 723,912.40
  4. Step 4: Simplify right side
    2,219,820.40x = 2,410,433,269,999.44
  5. Step 5: Solve for x
    x = 2,410,433,269,999.44/2,219,820.40
  6. Step 6: Final answer
    x = 1,085,868.60

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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.