Finding the Fourth Proportional to 1,963,457.52, 2,944,858.20 and 543,657.12
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Solution
The fourth proportional to 1,963,457.52, 2,944,858.20 and 543,657.12 is: 815,394.84
Step by Step Solution
- Step 1: Write the proportion equation
1,963,457.52 : 2,944,858.20 = 543,657.12 : x - Step 2: Convert to fraction form
1,963,457.52/2,944,858.20 = 543,657.12/x - Step 3: Cross multiply
1,963,457.52x = 2,944,858.20 × 543,657.12 - Step 4: Simplify right side
1,963,457.52x = 1,600,993,127,820.38 - Step 5: Solve for x
x = 1,600,993,127,820.38/1,963,457.52 - Step 6: Final answer
x = 815,394.84
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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.