Finding the Fourth Proportional to 1,230,218.92, 1,697,702.34 and 693,674.92
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Solution
The fourth proportional to 1,230,218.92, 1,697,702.34 and 693,674.92 is: 957,271.52
Step by Step Solution
- Step 1: Write the proportion equation
1,230,218.92 : 1,697,702.34 = 693,674.92 : x - Step 2: Convert to fraction form
1,230,218.92/1,697,702.34 = 693,674.92/x - Step 3: Cross multiply
1,230,218.92x = 1,697,702.34 × 693,674.92 - Step 4: Simplify right side
1,230,218.92x = 1,177,653,534,883.31 - Step 5: Solve for x
x = 1,177,653,534,883.31/1,230,218.92 - Step 6: Final answer
x = 957,271.52
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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.