Home / 3,330,998.40-4,998,830.40-2,135,827.20

Finding the Fourth Proportional to 3,330,998.40, 4,998,830.40 and 2,135,827.20

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Solution

The fourth proportional to 3,330,998.40, 4,998,830.40 and 2,135,827.20 is: 3,205,236.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330,998.40 : 4,998,830.40 = 2,135,827.20 : x
  2. Step 2: Convert to fraction form
    3,330,998.40/4,998,830.40 = 2,135,827.20/x
  3. Step 3: Cross multiply
    3,330,998.40x = 4,998,830.40 × 2,135,827.20
  4. Step 4: Simplify right side
    3,330,998.40x = 10,676,637,936,506.88
  5. Step 5: Solve for x
    x = 10,676,637,936,506.88/3,330,998.40
  6. Step 6: Final answer
    x = 3,205,236.59

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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.