Finding the Fourth Proportional to 4,987,956.29, 7,482,947.74 and 1,576,775.75
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Solution
The fourth proportional to 4,987,956.29, 7,482,947.74 and 1,576,775.75 is: 2,365,483.94
Step by Step Solution
- Step 1: Write the proportion equation
4,987,956.29 : 7,482,947.74 = 1,576,775.75 : x - Step 2: Convert to fraction form
4,987,956.29/7,482,947.74 = 1,576,775.75/x - Step 3: Cross multiply
4,987,956.29x = 7,482,947.74 × 1,576,775.75 - Step 4: Simplify right side
4,987,956.29x = 11,798,930,493,592.63 - Step 5: Solve for x
x = 11,798,930,493,592.63/4,987,956.29 - Step 6: Final answer
x = 2,365,483.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.