Finding the Fourth Proportional to 1,622,998.84, 2,239,804.35 and 897,834.06
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Solution
The fourth proportional to 1,622,998.84, 2,239,804.35 and 897,834.06 is: 1,239,047.49
Step by Step Solution
- Step 1: Write the proportion equation
1,622,998.84 : 2,239,804.35 = 897,834.06 : x - Step 2: Convert to fraction form
1,622,998.84/2,239,804.35 = 897,834.06/x - Step 3: Cross multiply
1,622,998.84x = 2,239,804.35 × 897,834.06 - Step 4: Simplify right side
1,622,998.84x = 2,010,972,633,166.16 - Step 5: Solve for x
x = 2,010,972,633,166.16/1,622,998.84 - Step 6: Final answer
x = 1,239,047.49
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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.