Finding the Fourth Proportional to 4,879,233.36, 6,733,381.55 and 2,703,812.81
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Solution
The fourth proportional to 4,879,233.36, 6,733,381.55 and 2,703,812.81 is: 3,731,283.56
Step by Step Solution
- Step 1: Write the proportion equation
4,879,233.36 : 6,733,381.55 = 2,703,812.81 : x - Step 2: Convert to fraction form
4,879,233.36/6,733,381.55 = 2,703,812.81/x - Step 3: Cross multiply
4,879,233.36x = 6,733,381.55 × 2,703,812.81 - Step 4: Simplify right side
4,879,233.36x = 18,205,803,242,321.68 - Step 5: Solve for x
x = 18,205,803,242,321.68/4,879,233.36 - Step 6: Final answer
x = 3,731,283.56
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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.