Home / 2,196,104.32-3,294,724.38-1,286,055.40

Finding the Fourth Proportional to 2,196,104.32, 3,294,724.38 and 1,286,055.40

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Solution

The fourth proportional to 2,196,104.32, 3,294,724.38 and 1,286,055.40 is: 1,929,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,104.32 : 3,294,724.38 = 1,286,055.40 : x
  2. Step 2: Convert to fraction form
    2,196,104.32/3,294,724.38 = 1,286,055.40/x
  3. Step 3: Cross multiply
    2,196,104.32x = 3,294,724.38 × 1,286,055.40
  4. Step 4: Simplify right side
    2,196,104.32x = 4,237,198,080,410.65
  5. Step 5: Solve for x
    x = 4,237,198,080,410.65/2,196,104.32
  6. Step 6: Final answer
    x = 1,929,415.67

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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.