Finding the Fourth Proportional to 1,440,708.18, 1,988,297.01 and 796,254.18
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Solution
The fourth proportional to 1,440,708.18, 1,988,297.01 and 796,254.18 is: 1,098,896.94
Step by Step Solution
- Step 1: Write the proportion equation
1,440,708.18 : 1,988,297.01 = 796,254.18 : x - Step 2: Convert to fraction form
1,440,708.18/1,988,297.01 = 796,254.18/x - Step 3: Cross multiply
1,440,708.18x = 1,988,297.01 × 796,254.18 - Step 4: Simplify right side
1,440,708.18x = 1,583,189,805,294.00 - Step 5: Solve for x
x = 1,583,189,805,294.00/1,440,708.18 - Step 6: Final answer
x = 1,098,896.94
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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.