Finding the Fourth Proportional to 4,158,578.96, 6,240,356.76 and 3,820,167.44
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Solution
The fourth proportional to 4,158,578.96, 6,240,356.76 and 3,820,167.44 is: 5,732,536.99
Step by Step Solution
- Step 1: Write the proportion equation
4,158,578.96 : 6,240,356.76 = 3,820,167.44 : x - Step 2: Convert to fraction form
4,158,578.96/6,240,356.76 = 3,820,167.44/x - Step 3: Cross multiply
4,158,578.96x = 6,240,356.76 × 3,820,167.44 - Step 4: Simplify right side
4,158,578.96x = 23,839,207,708,535.89 - Step 5: Solve for x
x = 23,839,207,708,535.89/4,158,578.96 - Step 6: Final answer
x = 5,732,536.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.