Home / 2,930,734.40-4,396,101.60-1,810,990.40

Finding the Fourth Proportional to 2,930,734.40, 4,396,101.60 and 1,810,990.40

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Solution

The fourth proportional to 2,930,734.40, 4,396,101.60 and 1,810,990.40 is: 2,716,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,734.40 : 4,396,101.60 = 1,810,990.40 : x
  2. Step 2: Convert to fraction form
    2,930,734.40/4,396,101.60 = 1,810,990.40/x
  3. Step 3: Cross multiply
    2,930,734.40x = 4,396,101.60 × 1,810,990.40
  4. Step 4: Simplify right side
    2,930,734.40x = 7,961,297,795,024.64
  5. Step 5: Solve for x
    x = 7,961,297,795,024.64/2,930,734.40
  6. Step 6: Final answer
    x = 2,716,485.60

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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.