Finding the Fourth Proportional to 5,819,879.79, 8,028,652.55 and 4,521,836.97
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Solution
The fourth proportional to 5,819,879.79, 8,028,652.55 and 4,521,836.97 is: 6,237,973.84
Step by Step Solution
- Step 1: Write the proportion equation
5,819,879.79 : 8,028,652.55 = 4,521,836.97 : x - Step 2: Convert to fraction form
5,819,879.79/8,028,652.55 = 4,521,836.97/x - Step 3: Cross multiply
5,819,879.79x = 8,028,652.55 × 4,521,836.97 - Step 4: Simplify right side
5,819,879.79x = 36,304,257,897,265.59 - Step 5: Solve for x
x = 36,304,257,897,265.59/5,819,879.79 - Step 6: Final answer
x = 6,237,973.84
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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.