Finding the Fourth Proportional to 4,365,645.62, 6,024,772.47 and 2,431,905.68
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Solution
The fourth proportional to 4,365,645.62, 6,024,772.47 and 2,431,905.68 is: 3,356,130.95
Step by Step Solution
- Step 1: Write the proportion equation
4,365,645.62 : 6,024,772.47 = 2,431,905.68 : x - Step 2: Convert to fraction form
4,365,645.62/6,024,772.47 = 2,431,905.68/x - Step 3: Cross multiply
4,365,645.62x = 6,024,772.47 × 2,431,905.68 - Step 4: Simplify right side
4,365,645.62x = 14,651,678,390,500.63 - Step 5: Solve for x
x = 14,651,678,390,500.63/4,365,645.62 - Step 6: Final answer
x = 3,356,130.95
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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.