Finding the Fourth Proportional to 1,628,682.12, 2,247,583.98 and 903,529.88
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Solution
The fourth proportional to 1,628,682.12, 2,247,583.98 and 903,529.88 is: 1,246,872.71
Step by Step Solution
- Step 1: Write the proportion equation
1,628,682.12 : 2,247,583.98 = 903,529.88 : x - Step 2: Convert to fraction form
1,628,682.12/2,247,583.98 = 903,529.88/x - Step 3: Cross multiply
1,628,682.12x = 2,247,583.98 × 903,529.88 - Step 4: Simplify right side
1,628,682.12x = 2,030,759,283,739.32 - Step 5: Solve for x
x = 2,030,759,283,739.32/1,628,682.12 - Step 6: Final answer
x = 1,246,872.71
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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.