Finding the Fourth Proportional to 3,696,767.84, 5,127,638.97 and 3,598,451.26
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Solution
The fourth proportional to 3,696,767.84, 5,127,638.97 and 3,598,451.26 is: 4,991,267.96
Step by Step Solution
- Step 1: Write the proportion equation
3,696,767.84 : 5,127,638.97 = 3,598,451.26 : x - Step 2: Convert to fraction form
3,696,767.84/5,127,638.97 = 3,598,451.26/x - Step 3: Cross multiply
3,696,767.84x = 5,127,638.97 × 3,598,451.26 - Step 4: Simplify right side
3,696,767.84x = 18,451,558,892,855.41 - Step 5: Solve for x
x = 18,451,558,892,855.41/3,696,767.84 - Step 6: Final answer
x = 4,991,267.96
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.