Finding the Fourth Proportional to 2,553,188.91, 3,523,407.84 and 1,407,273.81
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Solution
The fourth proportional to 2,553,188.91, 3,523,407.84 and 1,407,273.81 is: 1,942,041.80
Step by Step Solution
- Step 1: Write the proportion equation
2,553,188.91 : 3,523,407.84 = 1,407,273.81 : x - Step 2: Convert to fraction form
2,553,188.91/3,523,407.84 = 1,407,273.81/x - Step 3: Cross multiply
2,553,188.91x = 3,523,407.84 × 1,407,273.81 - Step 4: Simplify right side
2,553,188.91x = 4,958,399,575,180.67 - Step 5: Solve for x
x = 4,958,399,575,180.67/2,553,188.91 - Step 6: Final answer
x = 1,942,041.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.