Finding the Fourth Proportional to 4,960,173.71, 6,845,434.94 and 2,784,859.58
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Solution
The fourth proportional to 4,960,173.71, 6,845,434.94 and 2,784,859.58 is: 3,843,328.12
Step by Step Solution
- Step 1: Write the proportion equation
4,960,173.71 : 6,845,434.94 = 2,784,859.58 : x - Step 2: Convert to fraction form
4,960,173.71/6,845,434.94 = 2,784,859.58/x - Step 3: Cross multiply
4,960,173.71x = 6,845,434.94 × 2,784,859.58 - Step 4: Simplify right side
4,960,173.71x = 19,063,575,096,001.46 - Step 5: Solve for x
x = 19,063,575,096,001.46/4,960,173.71 - Step 6: Final answer
x = 3,843,328.12
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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.