Finding the Fourth Proportional to 1,677,567.28, 2,514,540.84 and 823,645.84
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Solution
The fourth proportional to 1,677,567.28, 2,514,540.84 and 823,645.84 is: 1,234,580.05
Step by Step Solution
- Step 1: Write the proportion equation
1,677,567.28 : 2,514,540.84 = 823,645.84 : x - Step 2: Convert to fraction form
1,677,567.28/2,514,540.84 = 823,645.84/x - Step 3: Cross multiply
1,677,567.28x = 2,514,540.84 × 823,645.84 - Step 4: Simplify right side
1,677,567.28x = 2,071,091,102,376.11 - Step 5: Solve for x
x = 2,071,091,102,376.11/1,677,567.28 - Step 6: Final answer
x = 1,234,580.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.