Finding the Fourth Proportional to 1,421,591.95, 2,132,500.11 and 474,966.01
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Solution
The fourth proportional to 1,421,591.95, 2,132,500.11 and 474,966.01 is: 712,486.50
Step by Step Solution
- Step 1: Write the proportion equation
1,421,591.95 : 2,132,500.11 = 474,966.01 : x - Step 2: Convert to fraction form
1,421,591.95/2,132,500.11 = 474,966.01/x - Step 3: Cross multiply
1,421,591.95x = 2,132,500.11 × 474,966.01 - Step 4: Simplify right side
1,421,591.95x = 1,012,865,068,571.26 - Step 5: Solve for x
x = 1,012,865,068,571.26/1,421,591.95 - Step 6: Final answer
x = 712,486.50
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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.