Finding the Fourth Proportional to 1,473,639.49, 2,033,619.33 and 829,060.12
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Solution
The fourth proportional to 1,473,639.49, 2,033,619.33 and 829,060.12 is: 1,144,101.18
Step by Step Solution
- Step 1: Write the proportion equation
1,473,639.49 : 2,033,619.33 = 829,060.12 : x - Step 2: Convert to fraction form
1,473,639.49/2,033,619.33 = 829,060.12/x - Step 3: Cross multiply
1,473,639.49x = 2,033,619.33 × 829,060.12 - Step 4: Simplify right side
1,473,639.49x = 1,685,992,683,789.05 - Step 5: Solve for x
x = 1,685,992,683,789.05/1,473,639.49 - Step 6: Final answer
x = 1,144,101.18
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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.