Finding the Fourth Proportional to 1,148,946.84, 1,724,207.49 and 400,992.84
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Solution
The fourth proportional to 1,148,946.84, 1,724,207.49 and 400,992.84 is: 601,764.01
Step by Step Solution
- Step 1: Write the proportion equation
1,148,946.84 : 1,724,207.49 = 400,992.84 : x - Step 2: Convert to fraction form
1,148,946.84/1,724,207.49 = 400,992.84/x - Step 3: Cross multiply
1,148,946.84x = 1,724,207.49 × 400,992.84 - Step 4: Simplify right side
1,148,946.84x = 691,394,858,164.37 - Step 5: Solve for x
x = 691,394,858,164.37/1,148,946.84 - Step 6: Final answer
x = 601,764.01
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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.