Home / 1,679,830.40-2,519,745.60-1,609,846.40

Finding the Fourth Proportional to 1,679,830.40, 2,519,745.60 and 1,609,846.40

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Solution

The fourth proportional to 1,679,830.40, 2,519,745.60 and 1,609,846.40 is: 2,414,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,830.40 : 2,519,745.60 = 1,609,846.40 : x
  2. Step 2: Convert to fraction form
    1,679,830.40/2,519,745.60 = 1,609,846.40/x
  3. Step 3: Cross multiply
    1,679,830.40x = 2,519,745.60 × 1,609,846.40
  4. Step 4: Simplify right side
    1,679,830.40x = 4,056,403,383,075.84
  5. Step 5: Solve for x
    x = 4,056,403,383,075.84/1,679,830.40
  6. Step 6: Final answer
    x = 2,414,769.60

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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.