Finding the Fourth Proportional to 1,276,536.48, 1,914,979.80 and 566,548.80
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Solution
The fourth proportional to 1,276,536.48, 1,914,979.80 and 566,548.80 is: 849,900.90
Step by Step Solution
- Step 1: Write the proportion equation
1,276,536.48 : 1,914,979.80 = 566,548.80 : x - Step 2: Convert to fraction form
1,276,536.48/1,914,979.80 = 566,548.80/x - Step 3: Cross multiply
1,276,536.48x = 1,914,979.80 × 566,548.80 - Step 4: Simplify right side
1,276,536.48x = 1,084,929,507,714.24 - Step 5: Solve for x
x = 1,084,929,507,714.24/1,276,536.48 - Step 6: Final answer
x = 849,900.90
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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.