Home / 4,471,851.90-6,706,355.78-1,438,511.67

Finding the Fourth Proportional to 4,471,851.90, 6,706,355.78 and 1,438,511.67

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Solution

The fourth proportional to 4,471,851.90, 6,706,355.78 and 1,438,511.67 is: 2,157,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471,851.90 : 6,706,355.78 = 1,438,511.67 : x
  2. Step 2: Convert to fraction form
    4,471,851.90/6,706,355.78 = 1,438,511.67/x
  3. Step 3: Cross multiply
    4,471,851.90x = 6,706,355.78 × 1,438,511.67
  4. Step 4: Simplify right side
    4,471,851.90x = 9,647,171,056,298.23
  5. Step 5: Solve for x
    x = 9,647,171,056,298.23/4,471,851.90
  6. Step 6: Final answer
    x = 2,157,310.05

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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.