Finding the Fourth Proportional to 5,392,227.70, 8,088,341.55 and 2,557,875.70
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Solution
The fourth proportional to 5,392,227.70, 8,088,341.55 and 2,557,875.70 is: 3,836,813.55
Step by Step Solution
- Step 1: Write the proportion equation
5,392,227.70 : 8,088,341.55 = 2,557,875.70 : x - Step 2: Convert to fraction form
5,392,227.70/8,088,341.55 = 2,557,875.70/x - Step 3: Cross multiply
5,392,227.70x = 8,088,341.55 × 2,557,875.70 - Step 4: Simplify right side
5,392,227.70x = 20,688,972,304,045.34 - Step 5: Solve for x
x = 20,688,972,304,045.34/5,392,227.70 - Step 6: Final answer
x = 3,836,813.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.