Finding the Fourth Proportional to 4,879,287.60, 6,733,456.75 and 2,703,867.09
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Solution
The fourth proportional to 4,879,287.60, 6,733,456.75 and 2,703,867.09 is: 3,731,358.67
Step by Step Solution
- Step 1: Write the proportion equation
4,879,287.60 : 6,733,456.75 = 2,703,867.09 : x - Step 2: Convert to fraction form
4,879,287.60/6,733,456.75 = 2,703,867.09/x - Step 3: Cross multiply
4,879,287.60x = 6,733,456.75 × 2,703,867.09 - Step 4: Simplify right side
4,879,287.60x = 18,206,372,108,263.36 - Step 5: Solve for x
x = 18,206,372,108,263.36/4,879,287.60 - Step 6: Final answer
x = 3,731,358.67
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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.