Finding the Fourth Proportional to 1,717,562.88, 2,366,337.84 and 1,329,042.48
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Solution
The fourth proportional to 1,717,562.88, 2,366,337.84 and 1,329,042.48 is: 1,831,061.64
Step by Step Solution
- Step 1: Write the proportion equation
1,717,562.88 : 2,366,337.84 = 1,329,042.48 : x - Step 2: Convert to fraction form
1,717,562.88/2,366,337.84 = 1,329,042.48/x - Step 3: Cross multiply
1,717,562.88x = 2,366,337.84 × 1,329,042.48 - Step 4: Simplify right side
1,717,562.88x = 3,144,963,511,391.44 - Step 5: Solve for x
x = 3,144,963,511,391.44/1,717,562.88 - Step 6: Final answer
x = 1,831,061.64
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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.