Finding the Fourth Proportional to 2,343,382.67, 3,509,397.60 and 1,621,701.98
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Solution
The fourth proportional to 2,343,382.67, 3,509,397.60 and 1,621,701.98 is: 2,428,624.69
Step by Step Solution
- Step 1: Write the proportion equation
2,343,382.67 : 3,509,397.60 = 1,621,701.98 : x - Step 2: Convert to fraction form
2,343,382.67/3,509,397.60 = 1,621,701.98/x - Step 3: Cross multiply
2,343,382.67x = 3,509,397.60 × 1,621,701.98 - Step 4: Simplify right side
2,343,382.67x = 5,691,197,026,059.12 - Step 5: Solve for x
x = 5,691,197,026,059.12/2,343,382.67 - Step 6: Final answer
x = 2,428,624.69
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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.