Finding the Fourth Proportional to 4,363,721.29, 6,546,612.26 and 1,371,905.29
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Solution
The fourth proportional to 4,363,721.29, 6,546,612.26 and 1,371,905.29 is: 2,058,181.86
Step by Step Solution
- Step 1: Write the proportion equation
4,363,721.29 : 6,546,612.26 = 1,371,905.29 : x - Step 2: Convert to fraction form
4,363,721.29/6,546,612.26 = 1,371,905.29/x - Step 3: Cross multiply
4,363,721.29x = 6,546,612.26 × 1,371,905.29 - Step 4: Simplify right side
4,363,721.29x = 8,981,331,991,072.86 - Step 5: Solve for x
x = 8,981,331,991,072.86/4,363,721.29 - Step 6: Final answer
x = 2,058,181.86
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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.