Finding the Fourth Proportional to 3,935,917.92, 5,898,807.88 and 1,910,241.68
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Solution
The fourth proportional to 3,935,917.92, 5,898,807.88 and 1,910,241.68 is: 2,862,902.35
Step by Step Solution
- Step 1: Write the proportion equation
3,935,917.92 : 5,898,807.88 = 1,910,241.68 : x - Step 2: Convert to fraction form
3,935,917.92/5,898,807.88 = 1,910,241.68/x - Step 3: Cross multiply
3,935,917.92x = 5,898,807.88 × 1,910,241.68 - Step 4: Simplify right side
3,935,917.92x = 11,268,148,674,688.44 - Step 5: Solve for x
x = 11,268,148,674,688.44/3,935,917.92 - Step 6: Final answer
x = 2,862,902.35
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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.