Finding the Fourth Proportional to 2,109,853.92, 3,159,532.05 and 1,475,798.88
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Solution
The fourth proportional to 2,109,853.92, 3,159,532.05 and 1,475,798.88 is: 2,210,026.87
Step by Step Solution
- Step 1: Write the proportion equation
2,109,853.92 : 3,159,532.05 = 1,475,798.88 : x - Step 2: Convert to fraction form
2,109,853.92/3,159,532.05 = 1,475,798.88/x - Step 3: Cross multiply
2,109,853.92x = 3,159,532.05 × 1,475,798.88 - Step 4: Simplify right side
2,109,853.92x = 4,662,833,860,714.10 - Step 5: Solve for x
x = 4,662,833,860,714.10/2,109,853.92 - Step 6: Final answer
x = 2,210,026.87
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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.