Finding the Fourth Proportional to 2,540,318.79, 3,504,045.33 and 1,507,095.08
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Solution
The fourth proportional to 2,540,318.79, 3,504,045.33 and 1,507,095.08 is: 2,078,845.18
Step by Step Solution
- Step 1: Write the proportion equation
2,540,318.79 : 3,504,045.33 = 1,507,095.08 : x - Step 2: Convert to fraction form
2,540,318.79/3,504,045.33 = 1,507,095.08/x - Step 3: Cross multiply
2,540,318.79x = 3,504,045.33 × 1,507,095.08 - Step 4: Simplify right side
2,540,318.79x = 5,280,929,476,939.98 - Step 5: Solve for x
x = 5,280,929,476,939.98/2,540,318.79 - Step 6: Final answer
x = 2,078,845.18
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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.