Finding the Fourth Proportional to 3,929,189.88, 5,896,048.50 and 1,654,537.08
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Solution
The fourth proportional to 3,929,189.88, 5,896,048.50 and 1,654,537.08 is: 2,482,758.83
Step by Step Solution
- Step 1: Write the proportion equation
3,929,189.88 : 5,896,048.50 = 1,654,537.08 : x - Step 2: Convert to fraction form
3,929,189.88/5,896,048.50 = 1,654,537.08/x - Step 3: Cross multiply
3,929,189.88x = 5,896,048.50 × 1,654,537.08 - Step 4: Simplify right side
3,929,189.88x = 9,755,230,868,728.38 - Step 5: Solve for x
x = 9,755,230,868,728.38/3,929,189.88 - Step 6: Final answer
x = 2,482,758.83
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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.