Finding the Fourth Proportional to 1,328,207.26, 1,832,926.26 and 755,282.50
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Solution
The fourth proportional to 1,328,207.26, 1,832,926.26 and 755,282.50 is: 1,042,289.99
Step by Step Solution
- Step 1: Write the proportion equation
1,328,207.26 : 1,832,926.26 = 755,282.50 : x - Step 2: Convert to fraction form
1,328,207.26/1,832,926.26 = 755,282.50/x - Step 3: Cross multiply
1,328,207.26x = 1,832,926.26 × 755,282.50 - Step 4: Simplify right side
1,328,207.26x = 1,384,377,127,968.45 - Step 5: Solve for x
x = 1,384,377,127,968.45/1,328,207.26 - Step 6: Final answer
x = 1,042,289.99
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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.