Finding the Fourth Proportional to 1,436,274.99, 1,982,148.17 and 791,693.73
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Solution
The fourth proportional to 1,436,274.99, 1,982,148.17 and 791,693.73 is: 1,092,586.23
Step by Step Solution
- Step 1: Write the proportion equation
1,436,274.99 : 1,982,148.17 = 791,693.73 : x - Step 2: Convert to fraction form
1,436,274.99/1,982,148.17 = 791,693.73/x - Step 3: Cross multiply
1,436,274.99x = 1,982,148.17 × 791,693.73 - Step 4: Simplify right side
1,436,274.99x = 1,569,254,274,161.51 - Step 5: Solve for x
x = 1,569,254,274,161.51/1,436,274.99 - Step 6: Final answer
x = 1,092,586.23
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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.