Finding the Fourth Proportional to 4,206,848.06, 5,815,257.28 and 3,752,465.96
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Solution
The fourth proportional to 4,206,848.06, 5,815,257.28 and 3,752,465.96 is: 5,187,150.73
Step by Step Solution
- Step 1: Write the proportion equation
4,206,848.06 : 5,815,257.28 = 3,752,465.96 : x - Step 2: Convert to fraction form
4,206,848.06/5,815,257.28 = 3,752,465.96/x - Step 3: Cross multiply
4,206,848.06x = 5,815,257.28 × 3,752,465.96 - Step 4: Simplify right side
4,206,848.06x = 21,821,554,991,842.19 - Step 5: Solve for x
x = 21,821,554,991,842.19/4,206,848.06 - Step 6: Final answer
x = 5,187,150.73
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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.