Finding the Fourth Proportional to 1,248,607.28, 1,723,082.68 and 675,647.48
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Solution
The fourth proportional to 1,248,607.28, 1,723,082.68 and 675,647.48 is: 932,396.03
Step by Step Solution
- Step 1: Write the proportion equation
1,248,607.28 : 1,723,082.68 = 675,647.48 : x - Step 2: Convert to fraction form
1,248,607.28/1,723,082.68 = 675,647.48/x - Step 3: Cross multiply
1,248,607.28x = 1,723,082.68 × 675,647.48 - Step 4: Simplify right side
1,248,607.28x = 1,164,196,470,573.65 - Step 5: Solve for x
x = 1,164,196,470,573.65/1,248,607.28 - Step 6: Final answer
x = 932,396.03
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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.