Finding the Fourth Proportional to 1,326,676.68, 1,830,862.76 and 753,813.88
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Solution
The fourth proportional to 1,326,676.68, 1,830,862.76 and 753,813.88 is: 1,040,290.96
Step by Step Solution
- Step 1: Write the proportion equation
1,326,676.68 : 1,830,862.76 = 753,813.88 : x - Step 2: Convert to fraction form
1,326,676.68/1,830,862.76 = 753,813.88/x - Step 3: Cross multiply
1,326,676.68x = 1,830,862.76 × 753,813.88 - Step 4: Simplify right side
1,326,676.68x = 1,380,129,760,863.11 - Step 5: Solve for x
x = 1,380,129,760,863.11/1,326,676.68 - Step 6: Final answer
x = 1,040,290.96
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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.