Finding the Fourth Proportional to 3,125,837.80, 4,688,549.34 and 1,419,576.04
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Solution
The fourth proportional to 3,125,837.80, 4,688,549.34 and 1,419,576.04 is: 2,129,269.89
Step by Step Solution
- Step 1: Write the proportion equation
3,125,837.80 : 4,688,549.34 = 1,419,576.04 : x - Step 2: Convert to fraction form
3,125,837.80/4,688,549.34 = 1,419,576.04/x - Step 3: Cross multiply
3,125,837.80x = 4,688,549.34 × 1,419,576.04 - Step 4: Simplify right side
3,125,837.80x = 6,655,752,305,421.81 - Step 5: Solve for x
x = 6,655,752,305,421.81/3,125,837.80 - Step 6: Final answer
x = 2,129,269.89
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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.