Finding the Fourth Proportional to 1,252,011.26, 1,727,778.60 and 679,051.49
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Solution
The fourth proportional to 1,252,011.26, 1,727,778.60 and 679,051.49 is: 937,092.71
Step by Step Solution
- Step 1: Write the proportion equation
1,252,011.26 : 1,727,778.60 = 679,051.49 : x - Step 2: Convert to fraction form
1,252,011.26/1,727,778.60 = 679,051.49/x - Step 3: Cross multiply
1,252,011.26x = 1,727,778.60 × 679,051.49 - Step 4: Simplify right side
1,252,011.26x = 1,173,250,624,081.22 - Step 5: Solve for x
x = 1,173,250,624,081.22/1,252,011.26 - Step 6: Final answer
x = 937,092.71
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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.