Finding the Fourth Proportional to 2,915,664.24, 4,024,059.84 and 1,769,522.88
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Solution
The fourth proportional to 2,915,664.24, 4,024,059.84 and 1,769,522.88 is: 2,442,210.55
Step by Step Solution
- Step 1: Write the proportion equation
2,915,664.24 : 4,024,059.84 = 1,769,522.88 : x - Step 2: Convert to fraction form
2,915,664.24/4,024,059.84 = 1,769,522.88/x - Step 3: Cross multiply
2,915,664.24x = 4,024,059.84 × 1,769,522.88 - Step 4: Simplify right side
2,915,664.24x = 7,120,665,957,369.14 - Step 5: Solve for x
x = 7,120,665,957,369.14/2,915,664.24 - Step 6: Final answer
x = 2,442,210.55
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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.