Finding the Fourth Proportional to 2,623,924.78, 3,936,439.50 and 1,487,231.62
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Solution
The fourth proportional to 2,623,924.78, 3,936,439.50 and 1,487,231.62 is: 2,231,160.49
Step by Step Solution
- Step 1: Write the proportion equation
2,623,924.78 : 3,936,439.50 = 1,487,231.62 : x - Step 2: Convert to fraction form
2,623,924.78/3,936,439.50 = 1,487,231.62/x - Step 3: Cross multiply
2,623,924.78x = 3,936,439.50 × 1,487,231.62 - Step 4: Simplify right side
2,623,924.78x = 5,854,397,294,616.99 - Step 5: Solve for x
x = 5,854,397,294,616.99/2,623,924.78 - Step 6: Final answer
x = 2,231,160.49
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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.