Finding the Fourth Proportional to 5,561,088.49, 8,342,532.75 and 1,722,008.62
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Solution
The fourth proportional to 5,561,088.49, 8,342,532.75 and 1,722,008.62 is: 2,583,291.62
Step by Step Solution
- Step 1: Write the proportion equation
5,561,088.49 : 8,342,532.75 = 1,722,008.62 : x - Step 2: Convert to fraction form
5,561,088.49/8,342,532.75 = 1,722,008.62/x - Step 3: Cross multiply
5,561,088.49x = 8,342,532.75 × 1,722,008.62 - Step 4: Simplify right side
5,561,088.49x = 14,365,913,308,132.31 - Step 5: Solve for x
x = 14,365,913,308,132.31/5,561,088.49 - Step 6: Final answer
x = 2,583,291.62
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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.