Finding the Fourth Proportional to 4,940,775.42, 7,407,365.64 and 2,509,930.18
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Solution
The fourth proportional to 4,940,775.42, 7,407,365.64 and 2,509,930.18 is: 3,762,966.13
Step by Step Solution
- Step 1: Write the proportion equation
4,940,775.42 : 7,407,365.64 = 2,509,930.18 : x - Step 2: Convert to fraction form
4,940,775.42/7,407,365.64 = 2,509,930.18/x - Step 3: Cross multiply
4,940,775.42x = 7,407,365.64 × 2,509,930.18 - Step 4: Simplify right side
4,940,775.42x = 18,591,970,574,131.02 - Step 5: Solve for x
x = 18,591,970,574,131.02/4,940,775.42 - Step 6: Final answer
x = 3,762,966.13
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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.