Finding the Fourth Proportional to 1,310,543.48, 1,808,354.94 and 737,549.48
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Solution
The fourth proportional to 1,310,543.48, 1,808,354.94 and 737,549.48 is: 1,017,708.50
Step by Step Solution
- Step 1: Write the proportion equation
1,310,543.48 : 1,808,354.94 = 737,549.48 : x - Step 2: Convert to fraction form
1,310,543.48/1,808,354.94 = 737,549.48/x - Step 3: Cross multiply
1,310,543.48x = 1,808,354.94 × 737,549.48 - Step 4: Simplify right side
1,310,543.48x = 1,333,751,245,652.43 - Step 5: Solve for x
x = 1,333,751,245,652.43/1,310,543.48 - Step 6: Final answer
x = 1,017,708.50
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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.