Finding the Fourth Proportional to 1,214,323.26, 1,676,844.63 and 756,224.46
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Solution
The fourth proportional to 1,214,323.26, 1,676,844.63 and 756,224.46 is: 1,044,261.41
Step by Step Solution
- Step 1: Write the proportion equation
1,214,323.26 : 1,676,844.63 = 756,224.46 : x - Step 2: Convert to fraction form
1,214,323.26/1,676,844.63 = 756,224.46/x - Step 3: Cross multiply
1,214,323.26x = 1,676,844.63 × 756,224.46 - Step 4: Simplify right side
1,214,323.26x = 1,268,070,924,825.65 - Step 5: Solve for x
x = 1,268,070,924,825.65/1,214,323.26 - Step 6: Final answer
x = 1,044,261.41
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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.