Finding the Fourth Proportional to 2,915,141.59, 4,022,884.87 and 1,625,980.99
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Solution
The fourth proportional to 2,915,141.59, 4,022,884.87 and 1,625,980.99 is: 2,243,847.90
Step by Step Solution
- Step 1: Write the proportion equation
2,915,141.59 : 4,022,884.87 = 1,625,980.99 : x - Step 2: Convert to fraction form
2,915,141.59/4,022,884.87 = 1,625,980.99/x - Step 3: Cross multiply
2,915,141.59x = 4,022,884.87 × 1,625,980.99 - Step 4: Simplify right side
2,915,141.59x = 6,541,134,323,578.62 - Step 5: Solve for x
x = 6,541,134,323,578.62/2,915,141.59 - Step 6: Final answer
x = 2,243,847.90
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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.