Finding the Fourth Proportional to 2,740,577.36, 4,112,283.49 and 1,988,618.42
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Solution
The fourth proportional to 2,740,577.36, 4,112,283.49 and 1,988,618.42 is: 2,983,956.15
Step by Step Solution
- Step 1: Write the proportion equation
2,740,577.36 : 4,112,283.49 = 1,988,618.42 : x - Step 2: Convert to fraction form
2,740,577.36/4,112,283.49 = 1,988,618.42/x - Step 3: Cross multiply
2,740,577.36x = 4,112,283.49 × 1,988,618.42 - Step 4: Simplify right side
2,740,577.36x = 8,177,762,665,971.38 - Step 5: Solve for x
x = 8,177,762,665,971.38/2,740,577.36 - Step 6: Final answer
x = 2,983,956.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.