Finding the Fourth Proportional to 2,386,915.70, 3,294,015.03 and 1,469,674.08
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Solution
The fourth proportional to 2,386,915.70, 3,294,015.03 and 1,469,674.08 is: 2,028,194.17
Step by Step Solution
- Step 1: Write the proportion equation
2,386,915.70 : 3,294,015.03 = 1,469,674.08 : x - Step 2: Convert to fraction form
2,386,915.70/3,294,015.03 = 1,469,674.08/x - Step 3: Cross multiply
2,386,915.70x = 3,294,015.03 × 1,469,674.08 - Step 4: Simplify right side
2,386,915.70x = 4,841,128,508,721.42 - Step 5: Solve for x
x = 4,841,128,508,721.42/2,386,915.70 - Step 6: Final answer
x = 2,028,194.17
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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.