Finding the Fourth Proportional to 1,407,689.28, 1,942,587.36 and 795,832.80
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Solution
The fourth proportional to 1,407,689.28, 1,942,587.36 and 795,832.80 is: 1,098,235.78
Step by Step Solution
- Step 1: Write the proportion equation
1,407,689.28 : 1,942,587.36 = 795,832.80 : x - Step 2: Convert to fraction form
1,407,689.28/1,942,587.36 = 795,832.80/x - Step 3: Cross multiply
1,407,689.28x = 1,942,587.36 × 795,832.80 - Step 4: Simplify right side
1,407,689.28x = 1,545,974,737,953.41 - Step 5: Solve for x
x = 1,545,974,737,953.41/1,407,689.28 - Step 6: Final answer
x = 1,098,235.78
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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.