Finding the Fourth Proportional to 4,138,360.64, 5,707,702.37 and 2,688,523.21
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Solution
The fourth proportional to 4,138,360.64, 5,707,702.37 and 2,688,523.21 is: 3,708,060.17
Step by Step Solution
- Step 1: Write the proportion equation
4,138,360.64 : 5,707,702.37 = 2,688,523.21 : x - Step 2: Convert to fraction form
4,138,360.64/5,707,702.37 = 2,688,523.21/x - Step 3: Cross multiply
4,138,360.64x = 5,707,702.37 × 2,688,523.21 - Step 4: Simplify right side
4,138,360.64x = 15,345,290,255,535.88 - Step 5: Solve for x
x = 15,345,290,255,535.88/4,138,360.64 - Step 6: Final answer
x = 3,708,060.17
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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.