Home / 1,900,102.60-2,847,734.70-776,902.60

Finding the Fourth Proportional to 1,900,102.60, 2,847,734.70 and 776,902.60

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Solution

The fourth proportional to 1,900,102.60, 2,847,734.70 and 776,902.60 is: 1,164,364.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,102.60 : 2,847,734.70 = 776,902.60 : x
  2. Step 2: Convert to fraction form
    1,900,102.60/2,847,734.70 = 776,902.60/x
  3. Step 3: Cross multiply
    1,900,102.60x = 2,847,734.70 × 776,902.60
  4. Step 4: Simplify right side
    1,900,102.60x = 2,212,412,492,540.22
  5. Step 5: Solve for x
    x = 2,212,412,492,540.22/1,900,102.60
  6. Step 6: Final answer
    x = 1,164,364.75

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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.