Finding the Fourth Proportional to 3,538,292.98, 4,877,897.25 and 2,992,232.98
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Solution
The fourth proportional to 3,538,292.98, 4,877,897.25 and 2,992,232.98 is: 4,125,097.92
Step by Step Solution
- Step 1: Write the proportion equation
3,538,292.98 : 4,877,897.25 = 2,992,232.98 : x - Step 2: Convert to fraction form
3,538,292.98/4,877,897.25 = 2,992,232.98/x - Step 3: Cross multiply
3,538,292.98x = 4,877,897.25 × 2,992,232.98 - Step 4: Simplify right side
3,538,292.98x = 14,595,805,024,501.30 - Step 5: Solve for x
x = 14,595,805,024,501.30/3,538,292.98 - Step 6: Final answer
x = 4,125,097.92
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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.