Finding the Fourth Proportional to 5,215,511.70, 7,823,267.55 and 2,696,087.70
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Solution
The fourth proportional to 5,215,511.70, 7,823,267.55 and 2,696,087.70 is: 4,044,131.55
Step by Step Solution
- Step 1: Write the proportion equation
5,215,511.70 : 7,823,267.55 = 2,696,087.70 : x - Step 2: Convert to fraction form
5,215,511.70/7,823,267.55 = 2,696,087.70/x - Step 3: Cross multiply
5,215,511.70x = 7,823,267.55 × 2,696,087.70 - Step 4: Simplify right side
5,215,511.70x = 21,092,215,415,364.14 - Step 5: Solve for x
x = 21,092,215,415,364.14/5,215,511.70 - Step 6: Final answer
x = 4,044,131.55
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Similar ratio
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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.