Finding the Fourth Proportional to 1,253,093.60, 1,729,271.14 and 680,134.02
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Solution
The fourth proportional to 1,253,093.60, 1,729,271.14 and 680,134.02 is: 938,586.02
Step by Step Solution
- Step 1: Write the proportion equation
1,253,093.60 : 1,729,271.14 = 680,134.02 : x - Step 2: Convert to fraction form
1,253,093.60/1,729,271.14 = 680,134.02/x - Step 3: Cross multiply
1,253,093.60x = 1,729,271.14 × 680,134.02 - Step 4: Simplify right side
1,253,093.60x = 1,176,136,132,118.18 - Step 5: Solve for x
x = 1,176,136,132,118.18/1,253,093.60 - Step 6: Final answer
x = 938,586.02
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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.