Finding the Fourth Proportional to 1,622,352.47, 2,444,480.82 and 1,344,231.68
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Solution
The fourth proportional to 1,622,352.47, 2,444,480.82 and 1,344,231.68 is: 2,025,422.11
Step by Step Solution
- Step 1: Write the proportion equation
1,622,352.47 : 2,444,480.82 = 1,344,231.68 : x - Step 2: Convert to fraction form
1,622,352.47/2,444,480.82 = 1,344,231.68/x - Step 3: Cross multiply
1,622,352.47x = 2,444,480.82 × 1,344,231.68 - Step 4: Simplify right side
1,622,352.47x = 3,285,948,547,173.97 - Step 5: Solve for x
x = 3,285,948,547,173.97/1,622,352.47 - Step 6: Final answer
x = 2,025,422.11
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.