Finding the Fourth Proportional to 1,233,185.80, 1,701,323.96 and 749,574.49
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Solution
The fourth proportional to 1,233,185.80, 1,701,323.96 and 749,574.49 is: 1,034,125.63
Step by Step Solution
- Step 1: Write the proportion equation
1,233,185.80 : 1,701,323.96 = 749,574.49 : x - Step 2: Convert to fraction form
1,233,185.80/1,701,323.96 = 749,574.49/x - Step 3: Cross multiply
1,233,185.80x = 1,701,323.96 × 749,574.49 - Step 4: Simplify right side
1,233,185.80x = 1,275,269,039,641.78 - Step 5: Solve for x
x = 1,275,269,039,641.78/1,233,185.80 - Step 6: Final answer
x = 1,034,125.63
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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.