Finding the Fourth Proportional to 1,085,115.96, 1,497,434.58 and 601,676.64
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Solution
The fourth proportional to 1,085,115.96, 1,497,434.58 and 601,676.64 is: 830,299.65
Step by Step Solution
- Step 1: Write the proportion equation
1,085,115.96 : 1,497,434.58 = 601,676.64 : x - Step 2: Convert to fraction form
1,085,115.96/1,497,434.58 = 601,676.64/x - Step 3: Cross multiply
1,085,115.96x = 1,497,434.58 × 601,676.64 - Step 4: Simplify right side
1,085,115.96x = 900,971,406,714.21 - Step 5: Solve for x
x = 900,971,406,714.21/1,085,115.96 - Step 6: Final answer
x = 830,299.65
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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.