Finding the Fourth Proportional to 1,599,451.62, 2,207,243.34 and 874,302.21
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Solution
The fourth proportional to 1,599,451.62, 2,207,243.34 and 874,302.21 is: 1,206,537.11
Step by Step Solution
- Step 1: Write the proportion equation
1,599,451.62 : 2,207,243.34 = 874,302.21 : x - Step 2: Convert to fraction form
1,599,451.62/2,207,243.34 = 874,302.21/x - Step 3: Cross multiply
1,599,451.62x = 2,207,243.34 × 874,302.21 - Step 4: Simplify right side
1,599,451.62x = 1,929,797,730,169.78 - Step 5: Solve for x
x = 1,929,797,730,169.78/1,599,451.62 - Step 6: Final answer
x = 1,206,537.11
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1.5x scale
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.