Finding the Fourth Proportional to 4,879,223.90, 6,733,368.51 and 2,703,803.39
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Solution
The fourth proportional to 4,879,223.90, 6,733,368.51 and 2,703,803.39 is: 3,731,270.58
Step by Step Solution
- Step 1: Write the proportion equation
4,879,223.90 : 6,733,368.51 = 2,703,803.39 : x - Step 2: Convert to fraction form
4,879,223.90/6,733,368.51 = 2,703,803.39/x - Step 3: Cross multiply
4,879,223.90x = 6,733,368.51 × 2,703,803.39 - Step 4: Simplify right side
4,879,223.90x = 18,205,704,603,457.25 - Step 5: Solve for x
x = 18,205,704,603,457.25/4,879,223.90 - Step 6: Final answer
x = 3,731,270.58
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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.