Finding the Fourth Proportional to 5,299,819.17, 7,949,559.24 and 2,227,437.75
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Solution
The fourth proportional to 5,299,819.17, 7,949,559.24 and 2,227,437.75 is: 3,341,085.38
Step by Step Solution
- Step 1: Write the proportion equation
5,299,819.17 : 7,949,559.24 = 2,227,437.75 : x - Step 2: Convert to fraction form
5,299,819.17/7,949,559.24 = 2,227,437.75/x - Step 3: Cross multiply
5,299,819.17x = 7,949,559.24 × 2,227,437.75 - Step 4: Simplify right side
5,299,819.17x = 17,707,148,347,037.31 - Step 5: Solve for x
x = 17,707,148,347,037.31/5,299,819.17 - Step 6: Final answer
x = 3,341,085.38
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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.