Finding the Fourth Proportional to 2,427,284.23, 3,640,295.85 and 721,026.49
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Solution
The fourth proportional to 2,427,284.23, 3,640,295.85 and 721,026.49 is: 1,081,352.45
Step by Step Solution
- Step 1: Write the proportion equation
2,427,284.23 : 3,640,295.85 = 721,026.49 : x - Step 2: Convert to fraction form
2,427,284.23/3,640,295.85 = 721,026.49/x - Step 3: Cross multiply
2,427,284.23x = 3,640,295.85 × 721,026.49 - Step 4: Simplify right side
2,427,284.23x = 2,624,749,739,287.07 - Step 5: Solve for x
x = 2,624,749,739,287.07/2,427,284.23 - Step 6: Final answer
x = 1,081,352.45
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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.