Finding the Fourth Proportional to 1,533,896.04, 2,116,783.62 and 889,697.64
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Solution
The fourth proportional to 1,533,896.04, 2,116,783.62 and 889,697.64 is: 1,227,786.85
Step by Step Solution
- Step 1: Write the proportion equation
1,533,896.04 : 2,116,783.62 = 889,697.64 : x - Step 2: Convert to fraction form
1,533,896.04/2,116,783.62 = 889,697.64/x - Step 3: Cross multiply
1,533,896.04x = 2,116,783.62 × 889,697.64 - Step 4: Simplify right side
1,533,896.04x = 1,883,297,391,104.66 - Step 5: Solve for x
x = 1,883,297,391,104.66/1,533,896.04 - Step 6: Final answer
x = 1,227,786.85
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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.