Finding the Fourth Proportional to 4,881,156.42, 6,733,717.66 and 3,071,318.34
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Solution
The fourth proportional to 4,881,156.42, 6,733,717.66 and 3,071,318.34 is: 4,236,985.82
Step by Step Solution
- Step 1: Write the proportion equation
4,881,156.42 : 6,733,717.66 = 3,071,318.34 : x - Step 2: Convert to fraction form
4,881,156.42/6,733,717.66 = 3,071,318.34/x - Step 3: Cross multiply
4,881,156.42x = 6,733,717.66 × 3,071,318.34 - Step 4: Simplify right side
4,881,156.42x = 20,681,390,496,514.70 - Step 5: Solve for x
x = 20,681,390,496,514.70/4,881,156.42 - Step 6: Final answer
x = 4,236,985.82
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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.