Finding the Fourth Proportional to 4,881,156.54, 6,733,717.83 and 3,071,318.46
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Solution
The fourth proportional to 4,881,156.54, 6,733,717.83 and 3,071,318.46 is: 4,236,985.99
Step by Step Solution
- Step 1: Write the proportion equation
4,881,156.54 : 6,733,717.83 = 3,071,318.46 : x - Step 2: Convert to fraction form
4,881,156.54/6,733,717.83 = 3,071,318.46/x - Step 3: Cross multiply
4,881,156.54x = 6,733,717.83 × 3,071,318.46 - Step 4: Simplify right side
4,881,156.54x = 20,681,391,875,710.14 - Step 5: Solve for x
x = 20,681,391,875,710.14/4,881,156.54 - Step 6: Final answer
x = 4,236,985.99
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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.