Finding the Fourth Proportional to 4,160,935.80, 6,241,403.70 and 3,531,079.80
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Solution
The fourth proportional to 4,160,935.80, 6,241,403.70 and 3,531,079.80 is: 5,296,619.70
Step by Step Solution
- Step 1: Write the proportion equation
4,160,935.80 : 6,241,403.70 = 3,531,079.80 : x - Step 2: Convert to fraction form
4,160,935.80/6,241,403.70 = 3,531,079.80/x - Step 3: Cross multiply
4,160,935.80x = 6,241,403.70 × 3,531,079.80 - Step 4: Simplify right side
4,160,935.80x = 22,038,894,528,715.26 - Step 5: Solve for x
x = 22,038,894,528,715.26/4,160,935.80 - Step 6: Final answer
x = 5,296,619.70
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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.