Home / 3,262,405.70-4,893,608.55-2,128,664.90

Finding the Fourth Proportional to 3,262,405.70, 4,893,608.55 and 2,128,664.90

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Solution

The fourth proportional to 3,262,405.70, 4,893,608.55 and 2,128,664.90 is: 3,192,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262,405.70 : 4,893,608.55 = 2,128,664.90 : x
  2. Step 2: Convert to fraction form
    3,262,405.70/4,893,608.55 = 2,128,664.90/x
  3. Step 3: Cross multiply
    3,262,405.70x = 4,893,608.55 × 2,128,664.90
  4. Step 4: Simplify right side
    3,262,405.70x = 10,416,852,754,724.89
  5. Step 5: Solve for x
    x = 10,416,852,754,724.89/3,262,405.70
  6. Step 6: Final answer
    x = 3,192,997.35

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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.