Finding the Fourth Proportional to 4,985,699.44, 6,880,794.18 and 2,922,448.62
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Solution
The fourth proportional to 4,985,699.44, 6,880,794.18 and 2,922,448.62 is: 4,033,289.15
Step by Step Solution
- Step 1: Write the proportion equation
4,985,699.44 : 6,880,794.18 = 2,922,448.62 : x - Step 2: Convert to fraction form
4,985,699.44/6,880,794.18 = 2,922,448.62/x - Step 3: Cross multiply
4,985,699.44x = 6,880,794.18 × 2,922,448.62 - Step 4: Simplify right side
4,985,699.44x = 20,108,767,461,324.62 - Step 5: Solve for x
x = 20,108,767,461,324.62/4,985,699.44 - Step 6: Final answer
x = 4,033,289.15
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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.