Finding the Fourth Proportional to 2,675,720.80, 3,692,497.20 and 1,529,825.14
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Solution
The fourth proportional to 2,675,720.80, 3,692,497.20 and 1,529,825.14 is: 2,111,160.12
Step by Step Solution
- Step 1: Write the proportion equation
2,675,720.80 : 3,692,497.20 = 1,529,825.14 : x - Step 2: Convert to fraction form
2,675,720.80/3,692,497.20 = 1,529,825.14/x - Step 3: Cross multiply
2,675,720.80x = 3,692,497.20 × 1,529,825.14 - Step 4: Simplify right side
2,675,720.80x = 5,648,875,045,939.61 - Step 5: Solve for x
x = 5,648,875,045,939.61/2,675,720.80 - Step 6: Final answer
x = 2,111,160.12
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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.