Home / 4,109,872.40-6,165,683.40-1,270,271.60

Finding the Fourth Proportional to 4,109,872.40, 6,165,683.40 and 1,270,271.60

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Solution

The fourth proportional to 4,109,872.40, 6,165,683.40 and 1,270,271.60 is: 1,905,677.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109,872.40 : 6,165,683.40 = 1,270,271.60 : x
  2. Step 2: Convert to fraction form
    4,109,872.40/6,165,683.40 = 1,270,271.60/x
  3. Step 3: Cross multiply
    4,109,872.40x = 6,165,683.40 × 1,270,271.60
  4. Step 4: Simplify right side
    4,109,872.40x = 7,832,092,517,611.44
  5. Step 5: Solve for x
    x = 7,832,092,517,611.44/4,109,872.40
  6. Step 6: Final answer
    x = 1,905,677.78

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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.