Finding the Fourth Proportional to 3,367,386.52, 5,052,334.64 and 2,020,515.80
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Solution
The fourth proportional to 3,367,386.52, 5,052,334.64 and 2,020,515.80 is: 3,031,526.65
Step by Step Solution
- Step 1: Write the proportion equation
3,367,386.52 : 5,052,334.64 = 2,020,515.80 : x - Step 2: Convert to fraction form
3,367,386.52/5,052,334.64 = 2,020,515.80/x - Step 3: Cross multiply
3,367,386.52x = 5,052,334.64 × 2,020,515.80 - Step 4: Simplify right side
3,367,386.52x = 10,208,321,967,007.31 - Step 5: Solve for x
x = 10,208,321,967,007.31/3,367,386.52 - Step 6: Final answer
x = 3,031,526.65
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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.