Finding the Fourth Proportional to 1,197,743.04, 1,653,163.36 and 789,918.56
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Solution
The fourth proportional to 1,197,743.04, 1,653,163.36 and 789,918.56 is: 1,090,270.93
Step by Step Solution
- Step 1: Write the proportion equation
1,197,743.04 : 1,653,163.36 = 789,918.56 : x - Step 2: Convert to fraction form
1,197,743.04/1,653,163.36 = 789,918.56/x - Step 3: Cross multiply
1,197,743.04x = 1,653,163.36 × 789,918.56 - Step 4: Simplify right side
1,197,743.04x = 1,305,864,420,775.96 - Step 5: Solve for x
x = 1,305,864,420,775.96/1,197,743.04 - Step 6: Final answer
x = 1,090,270.93
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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.