Finding the Fourth Proportional to 1,879,166.16, 2,593,378.44 and 1,063,368.72
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Solution
The fourth proportional to 1,879,166.16, 2,593,378.44 and 1,063,368.72 is: 1,467,521.91
Step by Step Solution
- Step 1: Write the proportion equation
1,879,166.16 : 2,593,378.44 = 1,063,368.72 : x - Step 2: Convert to fraction form
1,879,166.16/2,593,378.44 = 1,063,368.72/x - Step 3: Cross multiply
1,879,166.16x = 2,593,378.44 × 1,063,368.72 - Step 4: Simplify right side
1,879,166.16x = 2,757,717,512,218.40 - Step 5: Solve for x
x = 2,757,717,512,218.40/1,879,166.16 - Step 6: Final answer
x = 1,467,521.91
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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.