Finding the Fourth Proportional to 2,327,455.25, 3,211,509.73 and 1,294,936.51
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Solution
The fourth proportional to 2,327,455.25, 3,211,509.73 and 1,294,936.51 is: 1,786,801.79
Step by Step Solution
- Step 1: Write the proportion equation
2,327,455.25 : 3,211,509.73 = 1,294,936.51 : x - Step 2: Convert to fraction form
2,327,455.25/3,211,509.73 = 1,294,936.51/x - Step 3: Cross multiply
2,327,455.25x = 3,211,509.73 × 1,294,936.51 - Step 4: Simplify right side
2,327,455.25x = 4,158,701,201,597.24 - Step 5: Solve for x
x = 4,158,701,201,597.24/2,327,455.25 - Step 6: Final answer
x = 1,786,801.79
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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.