Finding the Fourth Proportional to 5,256,647.28, 7,884,918.35 and 1,662,414.84
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Solution
The fourth proportional to 5,256,647.28, 7,884,918.35 and 1,662,414.84 is: 2,493,605.63
Step by Step Solution
- Step 1: Write the proportion equation
5,256,647.28 : 7,884,918.35 = 1,662,414.84 : x - Step 2: Convert to fraction form
5,256,647.28/7,884,918.35 = 1,662,414.84/x - Step 3: Cross multiply
5,256,647.28x = 7,884,918.35 × 1,662,414.84 - Step 4: Simplify right side
5,256,647.28x = 13,108,005,277,228.31 - Step 5: Solve for x
x = 13,108,005,277,228.31/5,256,647.28 - Step 6: Final answer
x = 2,493,605.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.