Finding the Fourth Proportional to 1,378,062.66, 1,901,676.69 and 757,862.48
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Solution
The fourth proportional to 1,378,062.66, 1,901,676.69 and 757,862.48 is: 1,045,822.84
Step by Step Solution
- Step 1: Write the proportion equation
1,378,062.66 : 1,901,676.69 = 757,862.48 : x - Step 2: Convert to fraction form
1,378,062.66/1,901,676.69 = 757,862.48/x - Step 3: Cross multiply
1,378,062.66x = 1,901,676.69 × 757,862.48 - Step 4: Simplify right side
1,378,062.66x = 1,441,209,402,933.21 - Step 5: Solve for x
x = 1,441,209,402,933.21/1,378,062.66 - Step 6: Final answer
x = 1,045,822.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.