Finding the Fourth Proportional to 1,127,351, 1,556,560.86 and 725,642.84
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Solution
The fourth proportional to 1,127,351, 1,556,560.86 and 725,642.84 is: 1,001,912.66
Step by Step Solution
- Step 1: Write the proportion equation
1,127,351 : 1,556,560.86 = 725,642.84 : x - Step 2: Convert to fraction form
1,127,351/1,556,560.86 = 725,642.84/x - Step 3: Cross multiply
1,127,351x = 1,556,560.86 × 725,642.84 - Step 4: Simplify right side
1,127,351x = 1,129,507,243,083.24 - Step 5: Solve for x
x = 1,129,507,243,083.24/1,127,351 - Step 6: Final answer
x = 1,001,912.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.