Home / 2,701,289.70-4,047,013.80-2,136,387.60

Finding the Fourth Proportional to 2,701,289.70, 4,047,013.80 and 2,136,387.60

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Solution

The fourth proportional to 2,701,289.70, 4,047,013.80 and 2,136,387.60 is: 3,200,689.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701,289.70 : 4,047,013.80 = 2,136,387.60 : x
  2. Step 2: Convert to fraction form
    2,701,289.70/4,047,013.80 = 2,136,387.60/x
  3. Step 3: Cross multiply
    2,701,289.70x = 4,047,013.80 × 2,136,387.60
  4. Step 4: Simplify right side
    2,701,289.70x = 8,645,990,099,348.88
  5. Step 5: Solve for x
    x = 8,645,990,099,348.88/2,701,289.70
  6. Step 6: Final answer
    x = 3,200,689.69

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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.