Finding the Fourth Proportional to 4,257,829.68, 5,874,927.84 and 2,446,643.76
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Solution
The fourth proportional to 4,257,829.68, 5,874,927.84 and 2,446,643.76 is: 3,375,864.38
Step by Step Solution
- Step 1: Write the proportion equation
4,257,829.68 : 5,874,927.84 = 2,446,643.76 : x - Step 2: Convert to fraction form
4,257,829.68/5,874,927.84 = 2,446,643.76/x - Step 3: Cross multiply
4,257,829.68x = 5,874,927.84 × 2,446,643.76 - Step 4: Simplify right side
4,257,829.68x = 14,373,855,540,186.28 - Step 5: Solve for x
x = 14,373,855,540,186.28/4,257,829.68 - Step 6: Final answer
x = 3,375,864.38
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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.