Finding the Fourth Proportional to 5,522,699.36, 8,284,527.78 and 1,685,385.74
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Solution
The fourth proportional to 5,522,699.36, 8,284,527.78 and 1,685,385.74 is: 2,528,224.71
Step by Step Solution
- Step 1: Write the proportion equation
5,522,699.36 : 8,284,527.78 = 1,685,385.74 : x - Step 2: Convert to fraction form
5,522,699.36/8,284,527.78 = 1,685,385.74/x - Step 3: Cross multiply
5,522,699.36x = 8,284,527.78 × 1,685,385.74 - Step 4: Simplify right side
5,522,699.36x = 13,962,624,960,316.81 - Step 5: Solve for x
x = 13,962,624,960,316.81/5,522,699.36 - Step 6: Final answer
x = 2,528,224.71
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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.