Finding the Fourth Proportional to 1,448,996.80, 2,174,272.80 and 607,633.60
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Solution
The fourth proportional to 1,448,996.80, 2,174,272.80 and 607,633.60 is: 911,776.48
Step by Step Solution
- Step 1: Write the proportion equation
1,448,996.80 : 2,174,272.80 = 607,633.60 : x - Step 2: Convert to fraction form
1,448,996.80/2,174,272.80 = 607,633.60/x - Step 3: Cross multiply
1,448,996.80x = 2,174,272.80 × 607,633.60 - Step 4: Simplify right side
1,448,996.80x = 1,321,161,208,846.08 - Step 5: Solve for x
x = 1,321,161,208,846.08/1,448,996.80 - Step 6: Final answer
x = 911,776.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.