Finding the Fourth Proportional to 1,622,718.52, 2,239,201.28 and 897,550.63
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Solution
The fourth proportional to 1,622,718.52, 2,239,201.28 and 897,550.63 is: 1,238,536.75
Step by Step Solution
- Step 1: Write the proportion equation
1,622,718.52 : 2,239,201.28 = 897,550.63 : x - Step 2: Convert to fraction form
1,622,718.52/2,239,201.28 = 897,550.63/x - Step 3: Cross multiply
1,622,718.52x = 2,239,201.28 × 897,550.63 - Step 4: Simplify right side
1,622,718.52x = 2,009,796,524,603.68 - Step 5: Solve for x
x = 2,009,796,524,603.68/1,622,718.52 - Step 6: Final answer
x = 1,238,536.75
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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.