Finding the Fourth Proportional to 1,302,157.08, 1,797,089.88 and 729,186.84
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Solution
The fourth proportional to 1,302,157.08, 1,797,089.88 and 729,186.84 is: 1,006,341.18
Step by Step Solution
- Step 1: Write the proportion equation
1,302,157.08 : 1,797,089.88 = 729,186.84 : x - Step 2: Convert to fraction form
1,302,157.08/1,797,089.88 = 729,186.84/x - Step 3: Cross multiply
1,302,157.08x = 1,797,089.88 × 729,186.84 - Step 4: Simplify right side
1,302,157.08x = 1,310,414,290,793.18 - Step 5: Solve for x
x = 1,310,414,290,793.18/1,302,157.08 - Step 6: Final answer
x = 1,006,341.18
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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.