Finding the Fourth Proportional to 1,310,437.91, 1,808,105.08 and 737,268.95
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Solution
The fourth proportional to 1,310,437.91, 1,808,105.08 and 737,268.95 is: 1,017,262.80
Step by Step Solution
- Step 1: Write the proportion equation
1,310,437.91 : 1,808,105.08 = 737,268.95 : x - Step 2: Convert to fraction form
1,310,437.91/1,808,105.08 = 737,268.95/x - Step 3: Cross multiply
1,310,437.91x = 1,808,105.08 × 737,268.95 - Step 4: Simplify right side
1,310,437.91x = 1,333,059,733,821.27 - Step 5: Solve for x
x = 1,333,059,733,821.27/1,310,437.91 - Step 6: Final answer
x = 1,017,262.80
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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.