Finding the Fourth Proportional to 3,840,718.14, 5,761,003.05 and 1,146,868.62
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Solution
The fourth proportional to 3,840,718.14, 5,761,003.05 and 1,146,868.62 is: 1,720,280.79
Step by Step Solution
- Step 1: Write the proportion equation
3,840,718.14 : 5,761,003.05 = 1,146,868.62 : x - Step 2: Convert to fraction form
3,840,718.14/5,761,003.05 = 1,146,868.62/x - Step 3: Cross multiply
3,840,718.14x = 5,761,003.05 × 1,146,868.62 - Step 4: Simplify right side
3,840,718.14x = 6,607,113,617,769.29 - Step 5: Solve for x
x = 6,607,113,617,769.29/3,840,718.14 - Step 6: Final answer
x = 1,720,280.79
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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.