Finding the Fourth Proportional to 5,819,876.79, 8,028,648.41 and 4,521,833.97
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Solution
The fourth proportional to 5,819,876.79, 8,028,648.41 and 4,521,833.97 is: 6,237,969.70
Step by Step Solution
- Step 1: Write the proportion equation
5,819,876.79 : 8,028,648.41 = 4,521,833.97 : x - Step 2: Convert to fraction form
5,819,876.79/8,028,648.41 = 4,521,833.97/x - Step 3: Cross multiply
5,819,876.79x = 8,028,648.41 × 4,521,833.97 - Step 4: Simplify right side
5,819,876.79x = 36,304,215,090,915.32 - Step 5: Solve for x
x = 36,304,215,090,915.32/5,819,876.79 - Step 6: Final answer
x = 6,237,969.70
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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.