Home / 3,603,903.60-5,405,855.40-1,079,230.80

Finding the Fourth Proportional to 3,603,903.60, 5,405,855.40 and 1,079,230.80

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Solution

The fourth proportional to 3,603,903.60, 5,405,855.40 and 1,079,230.80 is: 1,618,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,903.60 : 5,405,855.40 = 1,079,230.80 : x
  2. Step 2: Convert to fraction form
    3,603,903.60/5,405,855.40 = 1,079,230.80/x
  3. Step 3: Cross multiply
    3,603,903.60x = 5,405,855.40 × 1,079,230.80
  4. Step 4: Simplify right side
    3,603,903.60x = 5,834,165,648,026.32
  5. Step 5: Solve for x
    x = 5,834,165,648,026.32/3,603,903.60
  6. Step 6: Final answer
    x = 1,618,846.20

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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.