Finding the Fourth Proportional to 1,502,663.76, 2,073,024.36 and 994,074.48
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Solution
The fourth proportional to 1,502,663.76, 2,073,024.36 and 994,074.48 is: 1,371,391.70
Step by Step Solution
- Step 1: Write the proportion equation
1,502,663.76 : 2,073,024.36 = 994,074.48 : x - Step 2: Convert to fraction form
1,502,663.76/2,073,024.36 = 994,074.48/x - Step 3: Cross multiply
1,502,663.76x = 2,073,024.36 × 994,074.48 - Step 4: Simplify right side
1,502,663.76x = 2,060,740,612,694.33 - Step 5: Solve for x
x = 2,060,740,612,694.33/1,502,663.76 - Step 6: Final answer
x = 1,371,391.70
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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.