Finding the Fourth Proportional to 3,299,129.60, 4,552,821.42 and 1,829,083.10
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Solution
The fourth proportional to 3,299,129.60, 4,552,821.42 and 1,829,083.10 is: 2,524,147.19
Step by Step Solution
- Step 1: Write the proportion equation
3,299,129.60 : 4,552,821.42 = 1,829,083.10 : x - Step 2: Convert to fraction form
3,299,129.60/4,552,821.42 = 1,829,083.10/x - Step 3: Cross multiply
3,299,129.60x = 4,552,821.42 × 1,829,083.10 - Step 4: Simplify right side
3,299,129.60x = 8,327,488,710,110.24 - Step 5: Solve for x
x = 8,327,488,710,110.24/3,299,129.60 - Step 6: Final answer
x = 2,524,147.19
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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.