Finding the Fourth Proportional to 4,080,206.50, 6,118,988.43 and 1,347,139.94
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Solution
The fourth proportional to 4,080,206.50, 6,118,988.43 and 1,347,139.94 is: 2,020,273.66
Step by Step Solution
- Step 1: Write the proportion equation
4,080,206.50 : 6,118,988.43 = 1,347,139.94 : x - Step 2: Convert to fraction form
4,080,206.50/6,118,988.43 = 1,347,139.94/x - Step 3: Cross multiply
4,080,206.50x = 6,118,988.43 × 1,347,139.94 - Step 4: Simplify right side
4,080,206.50x = 8,243,133,706,450.89 - Step 5: Solve for x
x = 8,243,133,706,450.89/4,080,206.50 - Step 6: Final answer
x = 2,020,273.66
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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.