Finding the Fourth Proportional to 4,534,382.40, 6,257,406.24 and 2,497,148.16
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Solution
The fourth proportional to 4,534,382.40, 6,257,406.24 and 2,497,148.16 is: 3,446,041.62
Step by Step Solution
- Step 1: Write the proportion equation
4,534,382.40 : 6,257,406.24 = 2,497,148.16 : x - Step 2: Convert to fraction form
4,534,382.40/6,257,406.24 = 2,497,148.16/x - Step 3: Cross multiply
4,534,382.40x = 6,257,406.24 × 2,497,148.16 - Step 4: Simplify right side
4,534,382.40x = 15,625,670,478,588.52 - Step 5: Solve for x
x = 15,625,670,478,588.52/4,534,382.40 - Step 6: Final answer
x = 3,446,041.62
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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.