Finding the Fourth Proportional to 2,439,000.18, 3,657,180.78 and 1,936,792.08
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Solution
The fourth proportional to 2,439,000.18, 3,657,180.78 and 1,936,792.08 is: 2,904,140.32
Step by Step Solution
- Step 1: Write the proportion equation
2,439,000.18 : 3,657,180.78 = 1,936,792.08 : x - Step 2: Convert to fraction form
2,439,000.18/3,657,180.78 = 1,936,792.08/x - Step 3: Cross multiply
2,439,000.18x = 3,657,180.78 × 1,936,792.08 - Step 4: Simplify right side
2,439,000.18x = 7,083,198,769,832.22 - Step 5: Solve for x
x = 7,083,198,769,832.22/2,439,000.18 - Step 6: Final answer
x = 2,904,140.32
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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.