Finding the Fourth Proportional to 1,255,053.48, 1,731,987.20 and 682,093.68
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Solution
The fourth proportional to 1,255,053.48, 1,731,987.20 and 682,093.68 is: 941,296.56
Step by Step Solution
- Step 1: Write the proportion equation
1,255,053.48 : 1,731,987.20 = 682,093.68 : x - Step 2: Convert to fraction form
1,255,053.48/1,731,987.20 = 682,093.68/x - Step 3: Cross multiply
1,255,053.48x = 1,731,987.20 × 682,093.68 - Step 4: Simplify right side
1,255,053.48x = 1,181,377,522,960.90 - Step 5: Solve for x
x = 1,181,377,522,960.90/1,255,053.48 - Step 6: Final answer
x = 941,296.56
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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.