Home / 2,215,429.44-3,323,144.16-699,230.40

Finding the Fourth Proportional to 2,215,429.44, 3,323,144.16 and 699,230.40

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Solution

The fourth proportional to 2,215,429.44, 3,323,144.16 and 699,230.40 is: 1,048,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,429.44 : 3,323,144.16 = 699,230.40 : x
  2. Step 2: Convert to fraction form
    2,215,429.44/3,323,144.16 = 699,230.40/x
  3. Step 3: Cross multiply
    2,215,429.44x = 3,323,144.16 × 699,230.40
  4. Step 4: Simplify right side
    2,215,429.44x = 2,323,643,420,254.46
  5. Step 5: Solve for x
    x = 2,323,643,420,254.46/2,215,429.44
  6. Step 6: Final answer
    x = 1,048,845.60

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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.