Home / 3,220,131.60-4,824,667.80-2,097,622.80

Finding the Fourth Proportional to 3,220,131.60, 4,824,667.80 and 2,097,622.80

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Solution

The fourth proportional to 3,220,131.60, 4,824,667.80 and 2,097,622.80 is: 3,142,832.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,131.60 : 4,824,667.80 = 2,097,622.80 : x
  2. Step 2: Convert to fraction form
    3,220,131.60/4,824,667.80 = 2,097,622.80/x
  3. Step 3: Cross multiply
    3,220,131.60x = 4,824,667.80 × 2,097,622.80
  4. Step 4: Simplify right side
    3,220,131.60x = 10,120,333,179,705.84
  5. Step 5: Solve for x
    x = 10,120,333,179,705.84/3,220,131.60
  6. Step 6: Final answer
    x = 3,142,832.17

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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.