Finding the Fourth Proportional to 5,787,562.38, 7,986,260.37 and 3,340,961.63
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Solution
The fourth proportional to 5,787,562.38, 7,986,260.37 and 3,340,961.63 is: 4,610,194.71
Step by Step Solution
- Step 1: Write the proportion equation
5,787,562.38 : 7,986,260.37 = 3,340,961.63 : x - Step 2: Convert to fraction form
5,787,562.38/7,986,260.37 = 3,340,961.63/x - Step 3: Cross multiply
5,787,562.38x = 7,986,260.37 × 3,340,961.63 - Step 4: Simplify right side
5,787,562.38x = 26,681,789,463,359.60 - Step 5: Solve for x
x = 26,681,789,463,359.60/5,787,562.38 - Step 6: Final answer
x = 4,610,194.71
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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.