Home / 2,804,342.70-4,198,219.65-2,640,297.90

Finding the Fourth Proportional to 2,804,342.70, 4,198,219.65 and 2,640,297.90

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Solution

The fourth proportional to 2,804,342.70, 4,198,219.65 and 2,640,297.90 is: 3,952,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804,342.70 : 4,198,219.65 = 2,640,297.90 : x
  2. Step 2: Convert to fraction form
    2,804,342.70/4,198,219.65 = 2,640,297.90/x
  3. Step 3: Cross multiply
    2,804,342.70x = 4,198,219.65 × 2,640,297.90
  4. Step 4: Simplify right side
    2,804,342.70x = 11,084,550,525,633.74
  5. Step 5: Solve for x
    x = 11,084,550,525,633.74/2,804,342.70
  6. Step 6: Final answer
    x = 3,952,637.65

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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.