Finding the Fourth Proportional to 2,279,104.87, 3,418,663.09 and 931,267.48
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Solution
The fourth proportional to 2,279,104.87, 3,418,663.09 and 931,267.48 is: 1,396,903.58
Step by Step Solution
- Step 1: Write the proportion equation
2,279,104.87 : 3,418,663.09 = 931,267.48 : x - Step 2: Convert to fraction form
2,279,104.87/3,418,663.09 = 931,267.48/x - Step 3: Cross multiply
2,279,104.87x = 3,418,663.09 × 931,267.48 - Step 4: Simplify right side
2,279,104.87x = 3,183,689,748,398.78 - Step 5: Solve for x
x = 3,183,689,748,398.78/2,279,104.87 - Step 6: Final answer
x = 1,396,903.58
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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.