Finding the Fourth Proportional to 5,656,184.49, 7,805,711.00 and 3,208,898.68
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Solution
The fourth proportional to 5,656,184.49, 7,805,711.00 and 3,208,898.68 is: 4,428,380.26
Step by Step Solution
- Step 1: Write the proportion equation
5,656,184.49 : 7,805,711.00 = 3,208,898.68 : x - Step 2: Convert to fraction form
5,656,184.49/7,805,711.00 = 3,208,898.68/x - Step 3: Cross multiply
5,656,184.49x = 7,805,711.00 × 3,208,898.68 - Step 4: Simplify right side
5,656,184.49x = 25,047,735,756,776.57 - Step 5: Solve for x
x = 25,047,735,756,776.57/5,656,184.49 - Step 6: Final answer
x = 4,428,380.26
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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.