Finding the Fourth Proportional to 5,203,386.41, 7,180,586.28 and 2,880,229.08
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Solution
The fourth proportional to 5,203,386.41, 7,180,586.28 and 2,880,229.08 is: 3,974,668.00
Step by Step Solution
- Step 1: Write the proportion equation
5,203,386.41 : 7,180,586.28 = 2,880,229.08 : x - Step 2: Convert to fraction form
5,203,386.41/7,180,586.28 = 2,880,229.08/x - Step 3: Cross multiply
5,203,386.41x = 7,180,586.28 × 2,880,229.08 - Step 4: Simplify right side
5,203,386.41x = 20,681,733,442,032.22 - Step 5: Solve for x
x = 20,681,733,442,032.22/5,203,386.41 - Step 6: Final answer
x = 3,974,668.00
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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.