Finding the Fourth Proportional to 3,560,888.16, 4,911,346.80 and 2,473,161.12
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Solution
The fourth proportional to 3,560,888.16, 4,911,346.80 and 2,473,161.12 is: 3,411,101.78
Step by Step Solution
- Step 1: Write the proportion equation
3,560,888.16 : 4,911,346.80 = 2,473,161.12 : x - Step 2: Convert to fraction form
3,560,888.16/4,911,346.80 = 2,473,161.12/x - Step 3: Cross multiply
3,560,888.16x = 4,911,346.80 × 2,473,161.12 - Step 4: Simplify right side
3,560,888.16x = 12,146,551,952,596.42 - Step 5: Solve for x
x = 12,146,551,952,596.42/3,560,888.16 - Step 6: Final answer
x = 3,411,101.78
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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.