Finding the Fourth Proportional to 1,253,132.39, 1,729,276.47 and 680,160.26
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Solution
The fourth proportional to 1,253,132.39, 1,729,276.47 and 680,160.26 is: 938,596.06
Step by Step Solution
- Step 1: Write the proportion equation
1,253,132.39 : 1,729,276.47 = 680,160.26 : x - Step 2: Convert to fraction form
1,253,132.39/1,729,276.47 = 680,160.26/x - Step 3: Cross multiply
1,253,132.39x = 1,729,276.47 × 680,160.26 - Step 4: Simplify right side
1,253,132.39x = 1,176,185,124,800.70 - Step 5: Solve for x
x = 1,176,185,124,800.70/1,253,132.39 - Step 6: Final answer
x = 938,596.06
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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.