Finding the Fourth Proportional to 3,125,043.72, 4,688,014.76 and 966,237.18
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Solution
The fourth proportional to 3,125,043.72, 4,688,014.76 and 966,237.18 is: 1,449,494.65
Step by Step Solution
- Step 1: Write the proportion equation
3,125,043.72 : 4,688,014.76 = 966,237.18 : x - Step 2: Convert to fraction form
3,125,043.72/4,688,014.76 = 966,237.18/x - Step 3: Cross multiply
3,125,043.72x = 4,688,014.76 × 966,237.18 - Step 4: Simplify right side
3,125,043.72x = 4,529,734,161,500.78 - Step 5: Solve for x
x = 4,529,734,161,500.78/3,125,043.72 - Step 6: Final answer
x = 1,449,494.65
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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.