Finding the Fourth Proportional to 4,161,615.40, 6,235,424.70 and 2,740,940.20
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Solution
The fourth proportional to 4,161,615.40, 6,235,424.70 and 2,740,940.20 is: 4,106,800.99
Step by Step Solution
- Step 1: Write the proportion equation
4,161,615.40 : 6,235,424.70 = 2,740,940.20 : x - Step 2: Convert to fraction form
4,161,615.40/6,235,424.70 = 2,740,940.20/x - Step 3: Cross multiply
4,161,615.40x = 6,235,424.70 × 2,740,940.20 - Step 4: Simplify right side
4,161,615.40x = 17,090,926,224,302.94 - Step 5: Solve for x
x = 17,090,926,224,302.94/4,161,615.40 - Step 6: Final answer
x = 4,106,800.99
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1.5x scale
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.