Finding the Fourth Proportional to 4,310,064.70, 5,947,927.79 and 2,376,394.63
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Solution
The fourth proportional to 4,310,064.70, 5,947,927.79 and 2,376,394.63 is: 3,279,445.81
Step by Step Solution
- Step 1: Write the proportion equation
4,310,064.70 : 5,947,927.79 = 2,376,394.63 : x - Step 2: Convert to fraction form
4,310,064.70/5,947,927.79 = 2,376,394.63/x - Step 3: Cross multiply
4,310,064.70x = 5,947,927.79 × 2,376,394.63 - Step 4: Simplify right side
4,310,064.70x = 14,134,623,633,031.97 - Step 5: Solve for x
x = 14,134,623,633,031.97/4,310,064.70 - Step 6: Final answer
x = 3,279,445.81
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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.