Home / 2,659,820.70-3,989,731.05-1,848,006.30

Finding the Fourth Proportional to 2,659,820.70, 3,989,731.05 and 1,848,006.30

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Solution

The fourth proportional to 2,659,820.70, 3,989,731.05 and 1,848,006.30 is: 2,772,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,820.70 : 3,989,731.05 = 1,848,006.30 : x
  2. Step 2: Convert to fraction form
    2,659,820.70/3,989,731.05 = 1,848,006.30/x
  3. Step 3: Cross multiply
    2,659,820.70x = 3,989,731.05 × 1,848,006.30
  4. Step 4: Simplify right side
    2,659,820.70x = 7,373,048,115,705.62
  5. Step 5: Solve for x
    x = 7,373,048,115,705.62/2,659,820.70
  6. Step 6: Final answer
    x = 2,772,009.45

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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.