Finding the Fourth Proportional to 3,343,765.68, 4,615,809.48 and 2,257,508.88
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Solution
The fourth proportional to 3,343,765.68, 4,615,809.48 and 2,257,508.88 is: 3,116,316.12
Step by Step Solution
- Step 1: Write the proportion equation
3,343,765.68 : 4,615,809.48 = 2,257,508.88 : x - Step 2: Convert to fraction form
3,343,765.68/4,615,809.48 = 2,257,508.88/x - Step 3: Cross multiply
3,343,765.68x = 4,615,809.48 × 2,257,508.88 - Step 4: Simplify right side
3,343,765.68x = 10,420,230,889,488.18 - Step 5: Solve for x
x = 10,420,230,889,488.18/3,343,765.68 - Step 6: Final answer
x = 3,116,316.12
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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.