Finding the Fourth Proportional to 1,682,954.12, 2,322,659.76 and 1,038,357.74
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Solution
The fourth proportional to 1,682,954.12, 2,322,659.76 and 1,038,357.74 is: 1,433,046.64
Step by Step Solution
- Step 1: Write the proportion equation
1,682,954.12 : 2,322,659.76 = 1,038,357.74 : x - Step 2: Convert to fraction form
1,682,954.12/2,322,659.76 = 1,038,357.74/x - Step 3: Cross multiply
1,682,954.12x = 2,322,659.76 × 1,038,357.74 - Step 4: Simplify right side
1,682,954.12x = 2,411,751,739,182.54 - Step 5: Solve for x
x = 2,411,751,739,182.54/1,682,954.12 - Step 6: Final answer
x = 1,433,046.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.