Home / 3,100,905.84-4,652,060.76-1,079,245.20

Finding the Fourth Proportional to 3,100,905.84, 4,652,060.76 and 1,079,245.20

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Solution

The fourth proportional to 3,100,905.84, 4,652,060.76 and 1,079,245.20 is: 1,619,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,905.84 : 4,652,060.76 = 1,079,245.20 : x
  2. Step 2: Convert to fraction form
    3,100,905.84/4,652,060.76 = 1,079,245.20/x
  3. Step 3: Cross multiply
    3,100,905.84x = 4,652,060.76 × 1,079,245.20
  4. Step 4: Simplify right side
    3,100,905.84x = 5,020,714,245,338.35
  5. Step 5: Solve for x
    x = 5,020,714,245,338.35/3,100,905.84
  6. Step 6: Final answer
    x = 1,619,112.13

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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.