Finding the Fourth Proportional to 1,302,762.08, 1,797,810.30 and 729,806.28
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Solution
The fourth proportional to 1,302,762.08, 1,797,810.30 and 729,806.28 is: 1,007,131.90
Step by Step Solution
- Step 1: Write the proportion equation
1,302,762.08 : 1,797,810.30 = 729,806.28 : x - Step 2: Convert to fraction form
1,302,762.08/1,797,810.30 = 729,806.28/x - Step 3: Cross multiply
1,302,762.08x = 1,797,810.30 × 729,806.28 - Step 4: Simplify right side
1,302,762.08x = 1,312,053,247,188.68 - Step 5: Solve for x
x = 1,312,053,247,188.68/1,302,762.08 - Step 6: Final answer
x = 1,007,131.90
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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.