Home / 2,657,485.80-3,980,323.80-2,185,093.80

Finding the Fourth Proportional to 2,657,485.80, 3,980,323.80 and 2,185,093.80

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Solution

The fourth proportional to 2,657,485.80, 3,980,323.80 and 2,185,093.80 is: 3,272,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,485.80 : 3,980,323.80 = 2,185,093.80 : x
  2. Step 2: Convert to fraction form
    2,657,485.80/3,980,323.80 = 2,185,093.80/x
  3. Step 3: Cross multiply
    2,657,485.80x = 3,980,323.80 × 2,185,093.80
  4. Step 4: Simplify right side
    2,657,485.80x = 8,697,380,857,372.44
  5. Step 5: Solve for x
    x = 8,697,380,857,372.44/2,657,485.80
  6. Step 6: Final answer
    x = 3,272,785.45

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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.