Finding the Fourth Proportional to 1,685,125.76, 2,325,248.96 and 1,082,330.24
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Solution
The fourth proportional to 1,685,125.76, 2,325,248.96 and 1,082,330.24 is: 1,493,471.48
Step by Step Solution
- Step 1: Write the proportion equation
1,685,125.76 : 2,325,248.96 = 1,082,330.24 : x - Step 2: Convert to fraction form
1,685,125.76/2,325,248.96 = 1,082,330.24/x - Step 3: Cross multiply
1,685,125.76x = 2,325,248.96 × 1,082,330.24 - Step 4: Simplify right side
1,685,125.76x = 2,516,687,264,936.55 - Step 5: Solve for x
x = 2,516,687,264,936.55/1,685,125.76 - Step 6: Final answer
x = 1,493,471.48
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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.