Finding the Fourth Proportional to 2,330,137.40, 3,214,939.80 and 1,502,860.90
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Solution
The fourth proportional to 2,330,137.40, 3,214,939.80 and 1,502,860.90 is: 2,073,528.93
Step by Step Solution
- Step 1: Write the proportion equation
2,330,137.40 : 3,214,939.80 = 1,502,860.90 : x - Step 2: Convert to fraction form
2,330,137.40/3,214,939.80 = 1,502,860.90/x - Step 3: Cross multiply
2,330,137.40x = 3,214,939.80 × 1,502,860.90 - Step 4: Simplify right side
2,330,137.40x = 4,831,607,321,273.82 - Step 5: Solve for x
x = 4,831,607,321,273.82/2,330,137.40 - Step 6: Final answer
x = 2,073,528.93
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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.