Finding the Fourth Proportional to 1,436,291.76, 1,982,082.12 and 791,722.68
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Solution
The fourth proportional to 1,436,291.76, 1,982,082.12 and 791,722.68 is: 1,092,577.02
Step by Step Solution
- Step 1: Write the proportion equation
1,436,291.76 : 1,982,082.12 = 791,722.68 : x - Step 2: Convert to fraction form
1,436,291.76/1,982,082.12 = 791,722.68/x - Step 3: Cross multiply
1,436,291.76x = 1,982,082.12 × 791,722.68 - Step 4: Simplify right side
1,436,291.76x = 1,569,259,368,026.48 - Step 5: Solve for x
x = 1,569,259,368,026.48/1,436,291.76 - Step 6: Final answer
x = 1,092,577.02
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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.