Finding the Fourth Proportional to 1,628,669.46, 2,247,566.50 and 903,517.19
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Solution
The fourth proportional to 1,628,669.46, 2,247,566.50 and 903,517.19 is: 1,246,855.19
Step by Step Solution
- Step 1: Write the proportion equation
1,628,669.46 : 2,247,566.50 = 903,517.19 : x - Step 2: Convert to fraction form
1,628,669.46/2,247,566.50 = 903,517.19/x - Step 3: Cross multiply
1,628,669.46x = 2,247,566.50 × 903,517.19 - Step 4: Simplify right side
1,628,669.46x = 2,030,714,968,418.13 - Step 5: Solve for x
x = 2,030,714,968,418.13/1,628,669.46 - Step 6: Final answer
x = 1,246,855.19
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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.