Finding the Fourth Proportional to 4,641,668.88, 6,405,407.28 and 2,576,564.16
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Solution
The fourth proportional to 4,641,668.88, 6,405,407.28 and 2,576,564.16 is: 3,555,605.38
Step by Step Solution
- Step 1: Write the proportion equation
4,641,668.88 : 6,405,407.28 = 2,576,564.16 : x - Step 2: Convert to fraction form
4,641,668.88/6,405,407.28 = 2,576,564.16/x - Step 3: Cross multiply
4,641,668.88x = 6,405,407.28 × 2,576,564.16 - Step 4: Simplify right side
4,641,668.88x = 16,503,942,827,851.09 - Step 5: Solve for x
x = 16,503,942,827,851.09/4,641,668.88 - Step 6: Final answer
x = 3,555,605.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.