Finding the Fourth Proportional to 1,670,943.53, 2,506,463.90 and 408,770.75
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Solution
The fourth proportional to 1,670,943.53, 2,506,463.90 and 408,770.75 is: 613,168.02
Step by Step Solution
- Step 1: Write the proportion equation
1,670,943.53 : 2,506,463.90 = 408,770.75 : x - Step 2: Convert to fraction form
1,670,943.53/2,506,463.90 = 408,770.75/x - Step 3: Cross multiply
1,670,943.53x = 2,506,463.90 × 408,770.75 - Step 4: Simplify right side
1,670,943.53x = 1,024,569,128,250.93 - Step 5: Solve for x
x = 1,024,569,128,250.93/1,670,943.53 - Step 6: Final answer
x = 613,168.02
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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.