Finding the Fourth Proportional to 4,807,934.63, 6,634,948.62 and 2,632,477.21
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Solution
The fourth proportional to 4,807,934.63, 6,634,948.62 and 2,632,477.21 is: 3,632,817.90
Step by Step Solution
- Step 1: Write the proportion equation
4,807,934.63 : 6,634,948.62 = 2,632,477.21 : x - Step 2: Convert to fraction form
4,807,934.63/6,634,948.62 = 2,632,477.21/x - Step 3: Cross multiply
4,807,934.63x = 6,634,948.62 × 2,632,477.21 - Step 4: Simplify right side
4,807,934.63x = 17,466,351,008,220.80 - Step 5: Solve for x
x = 17,466,351,008,220.80/4,807,934.63 - Step 6: Final answer
x = 3,632,817.90
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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.