Finding the Fourth Proportional to 2,848,929.92, 3,931,521.42 and 1,559,769.98
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Solution
The fourth proportional to 2,848,929.92, 3,931,521.42 and 1,559,769.98 is: 2,152,481.55
Step by Step Solution
- Step 1: Write the proportion equation
2,848,929.92 : 3,931,521.42 = 1,559,769.98 : x - Step 2: Convert to fraction form
2,848,929.92/3,931,521.42 = 1,559,769.98/x - Step 3: Cross multiply
2,848,929.92x = 3,931,521.42 × 1,559,769.98 - Step 4: Simplify right side
2,848,929.92x = 6,132,269,086,642.97 - Step 5: Solve for x
x = 6,132,269,086,642.97/2,848,929.92 - Step 6: Final answer
x = 2,152,481.55
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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.