Home / 3,868,850.40-5,792,216.40-3,470,719.20

Finding the Fourth Proportional to 3,868,850.40, 5,792,216.40 and 3,470,719.20

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Solution

The fourth proportional to 3,868,850.40, 5,792,216.40 and 3,470,719.20 is: 5,196,157.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,850.40 : 5,792,216.40 = 3,470,719.20 : x
  2. Step 2: Convert to fraction form
    3,868,850.40/5,792,216.40 = 3,470,719.20/x
  3. Step 3: Cross multiply
    3,868,850.40x = 5,792,216.40 × 3,470,719.20
  4. Step 4: Simplify right side
    3,868,850.40x = 20,103,156,670,034.88
  5. Step 5: Solve for x
    x = 20,103,156,670,034.88/3,868,850.40
  6. Step 6: Final answer
    x = 5,196,157.67

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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.