Finding the Fourth Proportional to 3,454,933.92, 4,767,795.40 and 1,906,291.99
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Solution
The fourth proportional to 3,454,933.92, 4,767,795.40 and 1,906,291.99 is: 2,630,675.54
Step by Step Solution
- Step 1: Write the proportion equation
3,454,933.92 : 4,767,795.40 = 1,906,291.99 : x - Step 2: Convert to fraction form
3,454,933.92/4,767,795.40 = 1,906,291.99/x - Step 3: Cross multiply
3,454,933.92x = 4,767,795.40 × 1,906,291.99 - Step 4: Simplify right side
3,454,933.92x = 9,088,810,153,566.86 - Step 5: Solve for x
x = 9,088,810,153,566.86/3,454,933.92 - Step 6: Final answer
x = 2,630,675.54
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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.