Finding the Fourth Proportional to 1,813,571.94, 2,502,729.18 and 997,758.03
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Solution
The fourth proportional to 1,813,571.94, 2,502,729.18 and 997,758.03 is: 1,376,906.03
Step by Step Solution
- Step 1: Write the proportion equation
1,813,571.94 : 2,502,729.18 = 997,758.03 : x - Step 2: Convert to fraction form
1,813,571.94/2,502,729.18 = 997,758.03/x - Step 3: Cross multiply
1,813,571.94x = 2,502,729.18 × 997,758.03 - Step 4: Simplify right side
1,813,571.94x = 2,497,118,136,260.32 - Step 5: Solve for x
x = 2,497,118,136,260.32/1,813,571.94 - Step 6: Final answer
x = 1,376,906.03
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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.