Finding the Fourth Proportional to 4,214,621.30, 5,811,328.87 and 3,113,645.67
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Solution
The fourth proportional to 4,214,621.30, 5,811,328.87 and 3,113,645.67 is: 4,293,249.07
Step by Step Solution
- Step 1: Write the proportion equation
4,214,621.30 : 5,811,328.87 = 3,113,645.67 : x - Step 2: Convert to fraction form
4,214,621.30/5,811,328.87 = 3,113,645.67/x - Step 3: Cross multiply
4,214,621.30x = 5,811,328.87 × 3,113,645.67 - Step 4: Simplify right side
4,214,621.30x = 18,094,418,965,237.38 - Step 5: Solve for x
x = 18,094,418,965,237.38/4,214,621.30 - Step 6: Final answer
x = 4,293,249.07
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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.