Finding the Fourth Proportional to 1,274,226.24, 1,758,177.33 and 730,532.58
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Solution
The fourth proportional to 1,274,226.24, 1,758,177.33 and 730,532.58 is: 1,007,988.83
Step by Step Solution
- Step 1: Write the proportion equation
1,274,226.24 : 1,758,177.33 = 730,532.58 : x - Step 2: Convert to fraction form
1,274,226.24/1,758,177.33 = 730,532.58/x - Step 3: Cross multiply
1,274,226.24x = 1,758,177.33 × 730,532.58 - Step 4: Simplify right side
1,274,226.24x = 1,284,405,820,982.41 - Step 5: Solve for x
x = 1,284,405,820,982.41/1,274,226.24 - Step 6: Final answer
x = 1,007,988.83
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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.