Finding the Fourth Proportional to 6,398,244.48, 8,829,578.04 and 3,497,648.28
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Solution
The fourth proportional to 6,398,244.48, 8,829,578.04 and 3,497,648.28 is: 4,826,754.99
Step by Step Solution
- Step 1: Write the proportion equation
6,398,244.48 : 8,829,578.04 = 3,497,648.28 : x - Step 2: Convert to fraction form
6,398,244.48/8,829,578.04 = 3,497,648.28/x - Step 3: Cross multiply
6,398,244.48x = 8,829,578.04 × 3,497,648.28 - Step 4: Simplify right side
6,398,244.48x = 30,882,758,444,731.77 - Step 5: Solve for x
x = 30,882,758,444,731.77/6,398,244.48 - Step 6: Final answer
x = 4,826,754.99
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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.