Finding the Fourth Proportional to 4,351,113.84, 6,004,185.12 and 2,515,689.90
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Solution
The fourth proportional to 4,351,113.84, 6,004,185.12 and 2,515,689.90 is: 3,471,448.56
Step by Step Solution
- Step 1: Write the proportion equation
4,351,113.84 : 6,004,185.12 = 2,515,689.90 : x - Step 2: Convert to fraction form
4,351,113.84/6,004,185.12 = 2,515,689.90/x - Step 3: Cross multiply
4,351,113.84x = 6,004,185.12 × 2,515,689.90 - Step 4: Simplify right side
4,351,113.84x = 15,104,667,864,114.29 - Step 5: Solve for x
x = 15,104,667,864,114.29/4,351,113.84 - Step 6: Final answer
x = 3,471,448.56
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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.