Finding the Fourth Proportional to 2,556,400.07, 3,529,110.49 and 1,589,841.75
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Solution
The fourth proportional to 2,556,400.07, 3,529,110.49 and 1,589,841.75 is: 2,194,776.66
Step by Step Solution
- Step 1: Write the proportion equation
2,556,400.07 : 3,529,110.49 = 1,589,841.75 : x - Step 2: Convert to fraction form
2,556,400.07/3,529,110.49 = 1,589,841.75/x - Step 3: Cross multiply
2,556,400.07x = 3,529,110.49 × 1,589,841.75 - Step 4: Simplify right side
2,556,400.07x = 5,610,727,197,364.96 - Step 5: Solve for x
x = 5,610,727,197,364.96/2,556,400.07 - Step 6: Final answer
x = 2,194,776.66
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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.