Finding the Fourth Proportional to 2,527,119, 3,487,417.74 and 1,381,207.14
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Solution
The fourth proportional to 2,527,119, 3,487,417.74 and 1,381,207.14 is: 1,906,062.31
Step by Step Solution
- Step 1: Write the proportion equation
2,527,119 : 3,487,417.74 = 1,381,207.14 : x - Step 2: Convert to fraction form
2,527,119/3,487,417.74 = 1,381,207.14/x - Step 3: Cross multiply
2,527,119x = 3,487,417.74 × 1,381,207.14 - Step 4: Simplify right side
2,527,119x = 4,816,846,282,650.66 - Step 5: Solve for x
x = 4,816,846,282,650.66/2,527,119 - Step 6: Final answer
x = 1,906,062.31
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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.