Finding the Fourth Proportional to 2,561,231.97, 3,534,501.38 and 1,415,312.31
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Solution
The fourth proportional to 2,561,231.97, 3,534,501.38 and 1,415,312.31 is: 1,953,131.68
Step by Step Solution
- Step 1: Write the proportion equation
2,561,231.97 : 3,534,501.38 = 1,415,312.31 : x - Step 2: Convert to fraction form
2,561,231.97/3,534,501.38 = 1,415,312.31/x - Step 3: Cross multiply
2,561,231.97x = 3,534,501.38 × 1,415,312.31 - Step 4: Simplify right side
2,561,231.97x = 5,002,423,312,825.99 - Step 5: Solve for x
x = 5,002,423,312,825.99/2,561,231.97 - Step 6: Final answer
x = 1,953,131.68
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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.