Home / 5,584,977.70-8,378,450.70-1,992,830.20

Finding the Fourth Proportional to 5,584,977.70, 8,378,450.70 and 1,992,830.20

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Solution

The fourth proportional to 5,584,977.70, 8,378,450.70 and 1,992,830.20 is: 2,989,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584,977.70 : 8,378,450.70 = 1,992,830.20 : x
  2. Step 2: Convert to fraction form
    5,584,977.70/8,378,450.70 = 1,992,830.20/x
  3. Step 3: Cross multiply
    5,584,977.70x = 8,378,450.70 × 1,992,830.20
  4. Step 4: Simplify right side
    5,584,977.70x = 16,696,829,584,171.14
  5. Step 5: Solve for x
    x = 16,696,829,584,171.14/5,584,977.70
  6. Step 6: Final answer
    x = 2,989,596.46

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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.