Finding the Fourth Proportional to 1,306,250.72, 1,802,648.27 and 717,574.97
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Solution
The fourth proportional to 1,306,250.72, 1,802,648.27 and 717,574.97 is: 990,265.70
Step by Step Solution
- Step 1: Write the proportion equation
1,306,250.72 : 1,802,648.27 = 717,574.97 : x - Step 2: Convert to fraction form
1,306,250.72/1,802,648.27 = 717,574.97/x - Step 3: Cross multiply
1,306,250.72x = 1,802,648.27 × 717,574.97 - Step 4: Simplify right side
1,306,250.72x = 1,293,535,289,291.78 - Step 5: Solve for x
x = 1,293,535,289,291.78/1,306,250.72 - Step 6: Final answer
x = 990,265.70
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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.