Home / 2,810,662.95-4,215,363.44-1,292,888.19

Finding the Fourth Proportional to 2,810,662.95, 4,215,363.44 and 1,292,888.19

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Solution

The fourth proportional to 2,810,662.95, 4,215,363.44 and 1,292,888.19 is: 1,939,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,662.95 : 4,215,363.44 = 1,292,888.19 : x
  2. Step 2: Convert to fraction form
    2,810,662.95/4,215,363.44 = 1,292,888.19/x
  3. Step 3: Cross multiply
    2,810,662.95x = 4,215,363.44 × 1,292,888.19
  4. Step 4: Simplify right side
    2,810,662.95x = 5,449,993,601,669.33
  5. Step 5: Solve for x
    x = 5,449,993,601,669.33/2,810,662.95
  6. Step 6: Final answer
    x = 1,939,042.03

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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.