Finding the Fourth Proportional to 2,299,471.48, 3,173,273.66 and 1,252,887.76
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Solution
The fourth proportional to 2,299,471.48, 3,173,273.66 and 1,252,887.76 is: 1,728,986.75
Step by Step Solution
- Step 1: Write the proportion equation
2,299,471.48 : 3,173,273.66 = 1,252,887.76 : x - Step 2: Convert to fraction form
2,299,471.48/3,173,273.66 = 1,252,887.76/x - Step 3: Cross multiply
2,299,471.48x = 3,173,273.66 × 1,252,887.76 - Step 4: Simplify right side
2,299,471.48x = 3,975,755,727,744.40 - Step 5: Solve for x
x = 3,975,755,727,744.40/2,299,471.48 - Step 6: Final answer
x = 1,728,986.75
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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.