Finding the Fourth Proportional to 1,266,238.86, 1,747,575.99 and 722,250.06
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Solution
The fourth proportional to 1,266,238.86, 1,747,575.99 and 722,250.06 is: 996,799.97
Step by Step Solution
- Step 1: Write the proportion equation
1,266,238.86 : 1,747,575.99 = 722,250.06 : x - Step 2: Convert to fraction form
1,266,238.86/1,747,575.99 = 722,250.06/x - Step 3: Cross multiply
1,266,238.86x = 1,747,575.99 × 722,250.06 - Step 4: Simplify right side
1,266,238.86x = 1,262,186,863,632.06 - Step 5: Solve for x
x = 1,262,186,863,632.06/1,266,238.86 - Step 6: Final answer
x = 996,799.97
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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.