Finding the Fourth Proportional to 5,028,728.13, 7,543,341.27 and 1,435,024.62
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Solution
The fourth proportional to 5,028,728.13, 7,543,341.27 and 1,435,024.62 is: 2,152,608.01
Step by Step Solution
- Step 1: Write the proportion equation
5,028,728.13 : 7,543,341.27 = 1,435,024.62 : x - Step 2: Convert to fraction form
5,028,728.13/7,543,341.27 = 1,435,024.62/x - Step 3: Cross multiply
5,028,728.13x = 7,543,341.27 × 1,435,024.62 - Step 4: Simplify right side
5,028,728.13x = 10,824,880,439,512.07 - Step 5: Solve for x
x = 10,824,880,439,512.07/5,028,728.13 - Step 6: Final answer
x = 2,152,608.01
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1.5x scale
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.