Home / 3,257,698.40-4,495,743.91-1,968,289.67

Finding the Fourth Proportional to 3,257,698.40, 4,495,743.91 and 1,968,289.67

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Solution

The fourth proportional to 3,257,698.40, 4,495,743.91 and 1,968,289.67 is: 2,716,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257,698.40 : 4,495,743.91 = 1,968,289.67 : x
  2. Step 2: Convert to fraction form
    3,257,698.40/4,495,743.91 = 1,968,289.67/x
  3. Step 3: Cross multiply
    3,257,698.40x = 4,495,743.91 × 1,968,289.67
  4. Step 4: Simplify right side
    3,257,698.40x = 8,848,926,310,718.13
  5. Step 5: Solve for x
    x = 8,848,926,310,718.13/3,257,698.40
  6. Step 6: Final answer
    x = 2,716,312.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.