Finding the Fourth Proportional to 2,068,003.84, 2,852,679.68 and 1,208,381.44
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Solution
The fourth proportional to 2,068,003.84, 2,852,679.68 and 1,208,381.44 is: 1,666,885.29
Step by Step Solution
- Step 1: Write the proportion equation
2,068,003.84 : 2,852,679.68 = 1,208,381.44 : x - Step 2: Convert to fraction form
2,068,003.84/2,852,679.68 = 1,208,381.44/x - Step 3: Cross multiply
2,068,003.84x = 2,852,679.68 × 1,208,381.44 - Step 4: Simplify right side
2,068,003.84x = 3,447,125,179,577.14 - Step 5: Solve for x
x = 3,447,125,179,577.14/2,068,003.84 - Step 6: Final answer
x = 1,666,885.29
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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.