Finding the Fourth Proportional to 3,876,553.84, 5,814,830.37 and 1,036,592.18
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Solution
The fourth proportional to 3,876,553.84, 5,814,830.37 and 1,036,592.18 is: 1,554,888.17
Step by Step Solution
- Step 1: Write the proportion equation
3,876,553.84 : 5,814,830.37 = 1,036,592.18 : x - Step 2: Convert to fraction form
3,876,553.84/5,814,830.37 = 1,036,592.18/x - Step 3: Cross multiply
3,876,553.84x = 5,814,830.37 × 1,036,592.18 - Step 4: Simplify right side
3,876,553.84x = 6,027,607,689,568.51 - Step 5: Solve for x
x = 6,027,607,689,568.51/3,876,553.84 - Step 6: Final answer
x = 1,554,888.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.