Finding the Fourth Proportional to 1,527,258.24, 2,107,493.40 and 882,720.18
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Solution
The fourth proportional to 1,527,258.24, 2,107,493.40 and 882,720.18 is: 1,218,082.77
Step by Step Solution
- Step 1: Write the proportion equation
1,527,258.24 : 2,107,493.40 = 882,720.18 : x - Step 2: Convert to fraction form
1,527,258.24/2,107,493.40 = 882,720.18/x - Step 3: Cross multiply
1,527,258.24x = 2,107,493.40 × 882,720.18 - Step 4: Simplify right side
1,527,258.24x = 1,860,326,953,396.81 - Step 5: Solve for x
x = 1,860,326,953,396.81/1,527,258.24 - Step 6: Final answer
x = 1,218,082.77
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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.