Finding the Fourth Proportional to 1,247,296.04, 1,721,268.68 and 674,336.06
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Solution
The fourth proportional to 1,247,296.04, 1,721,268.68 and 674,336.06 is: 930,583.84
Step by Step Solution
- Step 1: Write the proportion equation
1,247,296.04 : 1,721,268.68 = 674,336.06 : x - Step 2: Convert to fraction form
1,247,296.04/1,721,268.68 = 674,336.06/x - Step 3: Cross multiply
1,247,296.04x = 1,721,268.68 × 674,336.06 - Step 4: Simplify right side
1,247,296.04x = 1,160,713,536,500.92 - Step 5: Solve for x
x = 1,160,713,536,500.92/1,247,296.04 - Step 6: Final answer
x = 930,583.84
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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.