Finding the Fourth Proportional to 4,210,578, 5,810,244.48 and 2,491,397.28
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Solution
The fourth proportional to 4,210,578, 5,810,244.48 and 2,491,397.28 is: 3,437,919.28
Step by Step Solution
- Step 1: Write the proportion equation
4,210,578 : 5,810,244.48 = 2,491,397.28 : x - Step 2: Convert to fraction form
4,210,578/5,810,244.48 = 2,491,397.28/x - Step 3: Cross multiply
4,210,578x = 5,810,244.48 × 2,491,397.28 - Step 4: Simplify right side
4,210,578x = 14,475,627,293,607.01 - Step 5: Solve for x
x = 14,475,627,293,607.01/4,210,578 - Step 6: Final answer
x = 3,437,919.28
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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.