Finding the Fourth Proportional to 1,517,633.44, 2,094,339.70 and 829,305.38
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Solution
The fourth proportional to 1,517,633.44, 2,094,339.70 and 829,305.38 is: 1,144,444.46
Step by Step Solution
- Step 1: Write the proportion equation
1,517,633.44 : 2,094,339.70 = 829,305.38 : x - Step 2: Convert to fraction form
1,517,633.44/2,094,339.70 = 829,305.38/x - Step 3: Cross multiply
1,517,633.44x = 2,094,339.70 × 829,305.38 - Step 4: Simplify right side
1,517,633.44x = 1,736,847,182,830.85 - Step 5: Solve for x
x = 1,736,847,182,830.85/1,517,633.44 - Step 6: Final answer
x = 1,144,444.46
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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.