Finding the Fourth Proportional to 5,062,918.86, 6,986,558.88 and 2,770,636.68
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Solution
The fourth proportional to 5,062,918.86, 6,986,558.88 and 2,770,636.68 is: 3,823,331.33
Step by Step Solution
- Step 1: Write the proportion equation
5,062,918.86 : 6,986,558.88 = 2,770,636.68 : x - Step 2: Convert to fraction form
5,062,918.86/6,986,558.88 = 2,770,636.68/x - Step 3: Cross multiply
5,062,918.86x = 6,986,558.88 × 2,770,636.68 - Step 4: Simplify right side
5,062,918.86x = 19,357,216,299,907.72 - Step 5: Solve for x
x = 19,357,216,299,907.72/5,062,918.86 - Step 6: Final answer
x = 3,823,331.33
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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.