Home / 2,188,364.60-3,280,703.70-1,137,740.60

Finding the Fourth Proportional to 2,188,364.60, 3,280,703.70 and 1,137,740.60

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Solution

The fourth proportional to 2,188,364.60, 3,280,703.70 and 1,137,740.60 is: 1,705,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,364.60 : 3,280,703.70 = 1,137,740.60 : x
  2. Step 2: Convert to fraction form
    2,188,364.60/3,280,703.70 = 1,137,740.60/x
  3. Step 3: Cross multiply
    2,188,364.60x = 3,280,703.70 × 1,137,740.60
  4. Step 4: Simplify right side
    2,188,364.60x = 3,732,589,796,060.22
  5. Step 5: Solve for x
    x = 3,732,589,796,060.22/2,188,364.60
  6. Step 6: Final answer
    x = 1,705,652.61

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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.