Home / 3,804,608.40-5,706,912.60-1,280,000.40

Finding the Fourth Proportional to 3,804,608.40, 5,706,912.60 and 1,280,000.40

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Solution

The fourth proportional to 3,804,608.40, 5,706,912.60 and 1,280,000.40 is: 1,920,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804,608.40 : 5,706,912.60 = 1,280,000.40 : x
  2. Step 2: Convert to fraction form
    3,804,608.40/5,706,912.60 = 1,280,000.40/x
  3. Step 3: Cross multiply
    3,804,608.40x = 5,706,912.60 × 1,280,000.40
  4. Step 4: Simplify right side
    3,804,608.40x = 7,304,850,410,765.04
  5. Step 5: Solve for x
    x = 7,304,850,410,765.04/3,804,608.40
  6. Step 6: Final answer
    x = 1,920,000.60

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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.