Finding the Fourth Proportional to 1,014,163.36, 1,399,492.16 and 555,189.98
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Solution
The fourth proportional to 1,014,163.36, 1,399,492.16 and 555,189.98 is: 766,133.01
Step by Step Solution
- Step 1: Write the proportion equation
1,014,163.36 : 1,399,492.16 = 555,189.98 : x - Step 2: Convert to fraction form
1,014,163.36/1,399,492.16 = 555,189.98/x - Step 3: Cross multiply
1,014,163.36x = 1,399,492.16 × 555,189.98 - Step 4: Simplify right side
1,014,163.36x = 776,984,024,320.56 - Step 5: Solve for x
x = 776,984,024,320.56/1,014,163.36 - Step 6: Final answer
x = 766,133.01
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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.