Finding the Fourth Proportional to 1,509,202.24, 2,082,851.88 and 864,707.92
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Solution
The fourth proportional to 1,509,202.24, 2,082,851.88 and 864,707.92 is: 1,193,384.47
Step by Step Solution
- Step 1: Write the proportion equation
1,509,202.24 : 2,082,851.88 = 864,707.92 : x - Step 2: Convert to fraction form
1,509,202.24/2,082,851.88 = 864,707.92/x - Step 3: Cross multiply
1,509,202.24x = 2,082,851.88 × 864,707.92 - Step 4: Simplify right side
1,509,202.24x = 1,801,058,516,822.89 - Step 5: Solve for x
x = 1,801,058,516,822.89/1,509,202.24 - Step 6: Final answer
x = 1,193,384.47
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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.