Finding the Fourth Proportional to 1,286,093.08, 1,774,897.68 and 713,186.56
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Solution
The fourth proportional to 1,286,093.08, 1,774,897.68 and 713,186.56 is: 984,246.93
Step by Step Solution
- Step 1: Write the proportion equation
1,286,093.08 : 1,774,897.68 = 713,186.56 : x - Step 2: Convert to fraction form
1,286,093.08/1,774,897.68 = 713,186.56/x - Step 3: Cross multiply
1,286,093.08x = 1,774,897.68 × 713,186.56 - Step 4: Simplify right side
1,286,093.08x = 1,265,833,170,751.18 - Step 5: Solve for x
x = 1,265,833,170,751.18/1,286,093.08 - Step 6: Final answer
x = 984,246.93
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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.