Finding the Fourth Proportional to 1,357,556.49, 2,037,192.53 and 758,910.80
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Solution
The fourth proportional to 1,357,556.49, 2,037,192.53 and 758,910.80 is: 1,138,845.73
Step by Step Solution
- Step 1: Write the proportion equation
1,357,556.49 : 2,037,192.53 = 758,910.80 : x - Step 2: Convert to fraction form
1,357,556.49/2,037,192.53 = 758,910.80/x - Step 3: Cross multiply
1,357,556.49x = 2,037,192.53 × 758,910.80 - Step 4: Simplify right side
1,357,556.49x = 1,546,047,413,994.75 - Step 5: Solve for x
x = 1,546,047,413,994.75/1,357,556.49 - Step 6: Final answer
x = 1,138,845.73
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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.