Finding the Fourth Proportional to 1,135,983.04, 1,567,647.84 and 626,706.88
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Solution
The fourth proportional to 1,135,983.04, 1,567,647.84 and 626,706.88 is: 864,850.66
Step by Step Solution
- Step 1: Write the proportion equation
1,135,983.04 : 1,567,647.84 = 626,706.88 : x - Step 2: Convert to fraction form
1,135,983.04/1,567,647.84 = 626,706.88/x - Step 3: Cross multiply
1,135,983.04x = 1,567,647.84 × 626,706.88 - Step 4: Simplify right side
1,135,983.04x = 982,455,686,745.14 - Step 5: Solve for x
x = 982,455,686,745.14/1,135,983.04 - Step 6: Final answer
x = 864,850.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.