Home / 2,288,680.40-3,433,020.60-1,889,771.60

Finding the Fourth Proportional to 2,288,680.40, 3,433,020.60 and 1,889,771.60

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Solution

The fourth proportional to 2,288,680.40, 3,433,020.60 and 1,889,771.60 is: 2,834,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,680.40 : 3,433,020.60 = 1,889,771.60 : x
  2. Step 2: Convert to fraction form
    2,288,680.40/3,433,020.60 = 1,889,771.60/x
  3. Step 3: Cross multiply
    2,288,680.40x = 3,433,020.60 × 1,889,771.60
  4. Step 4: Simplify right side
    2,288,680.40x = 6,487,624,832,094.96
  5. Step 5: Solve for x
    x = 6,487,624,832,094.96/2,288,680.40
  6. Step 6: Final answer
    x = 2,834,657.40

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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.