Finding the Fourth Proportional to 2,675,721.14, 3,692,497.68 and 1,529,825.48
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Solution
The fourth proportional to 2,675,721.14, 3,692,497.68 and 1,529,825.48 is: 2,111,160.60
Step by Step Solution
- Step 1: Write the proportion equation
2,675,721.14 : 3,692,497.68 = 1,529,825.48 : x - Step 2: Convert to fraction form
2,675,721.14/3,692,497.68 = 1,529,825.48/x - Step 3: Cross multiply
2,675,721.14x = 3,692,497.68 × 1,529,825.48 - Step 4: Simplify right side
2,675,721.14x = 5,648,877,035,704.89 - Step 5: Solve for x
x = 5,648,877,035,704.89/2,675,721.14 - Step 6: Final answer
x = 2,111,160.60
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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.