Home / 2,187,106.58-3,280,679.33-670,796.60

Finding the Fourth Proportional to 2,187,106.58, 3,280,679.33 and 670,796.60

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Solution

The fourth proportional to 2,187,106.58, 3,280,679.33 and 670,796.60 is: 1,006,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,106.58 : 3,280,679.33 = 670,796.60 : x
  2. Step 2: Convert to fraction form
    2,187,106.58/3,280,679.33 = 670,796.60/x
  3. Step 3: Cross multiply
    2,187,106.58x = 3,280,679.33 × 670,796.60
  4. Step 4: Simplify right side
    2,187,106.58x = 2,200,668,540,254.28
  5. Step 5: Solve for x
    x = 2,200,668,540,254.28/2,187,106.58
  6. Step 6: Final answer
    x = 1,006,200.87

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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.