Finding the Fourth Proportional to 4,860,496.64, 6,707,689.16 and 2,795,512.79
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Solution
The fourth proportional to 4,860,496.64, 6,707,689.16 and 2,795,512.79 is: 3,857,924.86
Step by Step Solution
- Step 1: Write the proportion equation
4,860,496.64 : 6,707,689.16 = 2,795,512.79 : x - Step 2: Convert to fraction form
4,860,496.64/6,707,689.16 = 2,795,512.79/x - Step 3: Cross multiply
4,860,496.64x = 6,707,689.16 × 2,795,512.79 - Step 4: Simplify right side
4,860,496.64x = 18,751,430,838,124.36 - Step 5: Solve for x
x = 18,751,430,838,124.36/4,860,496.64 - Step 6: Final answer
x = 3,857,924.86
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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.