Finding the Fourth Proportional to 3,835,021.14, 5,292,354.11 and 2,092,813.20
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Solution
The fourth proportional to 3,835,021.14, 5,292,354.11 and 2,092,813.20 is: 2,888,095.82
Step by Step Solution
- Step 1: Write the proportion equation
3,835,021.14 : 5,292,354.11 = 2,092,813.20 : x - Step 2: Convert to fraction form
3,835,021.14/5,292,354.11 = 2,092,813.20/x - Step 3: Cross multiply
3,835,021.14x = 5,292,354.11 × 2,092,813.20 - Step 4: Simplify right side
3,835,021.14x = 11,075,908,530,018.19 - Step 5: Solve for x
x = 11,075,908,530,018.19/3,835,021.14 - Step 6: Final answer
x = 2,888,095.82
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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.