Finding the Fourth Proportional to 4,878,192.14, 6,731,817.84 and 2,702,691.62
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Solution
The fourth proportional to 4,878,192.14, 6,731,817.84 and 2,702,691.62 is: 3,729,666.06
Step by Step Solution
- Step 1: Write the proportion equation
4,878,192.14 : 6,731,817.84 = 2,702,691.62 : x - Step 2: Convert to fraction form
4,878,192.14/6,731,817.84 = 2,702,691.62/x - Step 3: Cross multiply
4,878,192.14x = 6,731,817.84 × 2,702,691.62 - Step 4: Simplify right side
4,878,192.14x = 18,194,027,663,534.50 - Step 5: Solve for x
x = 18,194,027,663,534.50/4,878,192.14 - Step 6: Final answer
x = 3,729,666.06
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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.