Finding the Fourth Proportional to 4,071,209.80, 6,106,814.70 and 3,977,897.80
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Solution
The fourth proportional to 4,071,209.80, 6,106,814.70 and 3,977,897.80 is: 5,966,846.70
Step by Step Solution
- Step 1: Write the proportion equation
4,071,209.80 : 6,106,814.70 = 3,977,897.80 : x - Step 2: Convert to fraction form
4,071,209.80/6,106,814.70 = 3,977,897.80/x - Step 3: Cross multiply
4,071,209.80x = 6,106,814.70 × 3,977,897.80 - Step 4: Simplify right side
4,071,209.80x = 24,292,284,760,137.66 - Step 5: Solve for x
x = 24,292,284,760,137.66/4,071,209.80 - Step 6: Final answer
x = 5,966,846.70
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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.