Finding the Fourth Proportional to 1,343,699.26, 1,854,304.86 and 740,087.26
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Solution
The fourth proportional to 1,343,699.26, 1,854,304.86 and 740,087.26 is: 1,021,320.35
Step by Step Solution
- Step 1: Write the proportion equation
1,343,699.26 : 1,854,304.86 = 740,087.26 : x - Step 2: Convert to fraction form
1,343,699.26/1,854,304.86 = 740,087.26/x - Step 3: Cross multiply
1,343,699.26x = 1,854,304.86 × 740,087.26 - Step 4: Simplify right side
1,343,699.26x = 1,372,347,403,042.08 - Step 5: Solve for x
x = 1,372,347,403,042.08/1,343,699.26 - Step 6: Final answer
x = 1,021,320.35
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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.