Finding the Fourth Proportional to 1,331,070.24, 1,837,203.48 and 758,448.84
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Solution
The fourth proportional to 1,331,070.24, 1,837,203.48 and 758,448.84 is: 1,046,845.47
Step by Step Solution
- Step 1: Write the proportion equation
1,331,070.24 : 1,837,203.48 = 758,448.84 : x - Step 2: Convert to fraction form
1,331,070.24/1,837,203.48 = 758,448.84/x - Step 3: Cross multiply
1,331,070.24x = 1,837,203.48 × 758,448.84 - Step 4: Simplify right side
1,331,070.24x = 1,393,424,848,249.96 - Step 5: Solve for x
x = 1,393,424,848,249.96/1,331,070.24 - Step 6: Final answer
x = 1,046,845.47
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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.