Finding the Fourth Proportional to 1,419,444.92, 1,953,862.06 and 1,237,836.44
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Solution
The fourth proportional to 1,419,444.92, 1,953,862.06 and 1,237,836.44 is: 1,703,878.48
Step by Step Solution
- Step 1: Write the proportion equation
1,419,444.92 : 1,953,862.06 = 1,237,836.44 : x - Step 2: Convert to fraction form
1,419,444.92/1,953,862.06 = 1,237,836.44/x - Step 3: Cross multiply
1,419,444.92x = 1,953,862.06 × 1,237,836.44 - Step 4: Simplify right side
1,419,444.92x = 2,418,561,656,601.47 - Step 5: Solve for x
x = 2,418,561,656,601.47/1,419,444.92 - Step 6: Final answer
x = 1,703,878.48
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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.