Finding the Fourth Proportional to 5,598,772.26, 7,723,872.09 and 3,423,406.02
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Solution
The fourth proportional to 5,598,772.26, 7,723,872.09 and 3,423,406.02 is: 4,722,812.25
Step by Step Solution
- Step 1: Write the proportion equation
5,598,772.26 : 7,723,872.09 = 3,423,406.02 : x - Step 2: Convert to fraction form
5,598,772.26/7,723,872.09 = 3,423,406.02/x - Step 3: Cross multiply
5,598,772.26x = 7,723,872.09 × 3,423,406.02 - Step 4: Simplify right side
5,598,772.26x = 26,441,950,210,615.98 - Step 5: Solve for x
x = 26,441,950,210,615.98/5,598,772.26 - Step 6: Final answer
x = 4,722,812.25
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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.