Finding the Fourth Proportional to 1,171,714.42, 1,616,889.42 and 655,378.84
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Solution
The fourth proportional to 1,171,714.42, 1,616,889.42 and 655,378.84 is: 904,380.02
Step by Step Solution
- Step 1: Write the proportion equation
1,171,714.42 : 1,616,889.42 = 655,378.84 : x - Step 2: Convert to fraction form
1,171,714.42/1,616,889.42 = 655,378.84/x - Step 3: Cross multiply
1,171,714.42x = 1,616,889.42 × 655,378.84 - Step 4: Simplify right side
1,171,714.42x = 1,059,675,112,487.87 - Step 5: Solve for x
x = 1,059,675,112,487.87/1,171,714.42 - Step 6: Final answer
x = 904,380.02
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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.