Finding the Fourth Proportional to 1,014,433.84, 1,399,918.62 and 561,724.84
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Solution
The fourth proportional to 1,014,433.84, 1,399,918.62 and 561,724.84 is: 775,180.24
Step by Step Solution
- Step 1: Write the proportion equation
1,014,433.84 : 1,399,918.62 = 561,724.84 : x - Step 2: Convert to fraction form
1,014,433.84/1,399,918.62 = 561,724.84/x - Step 3: Cross multiply
1,014,433.84x = 1,399,918.62 × 561,724.84 - Step 4: Simplify right side
1,014,433.84x = 786,369,062,832.52 - Step 5: Solve for x
x = 786,369,062,832.52/1,014,433.84 - Step 6: Final answer
x = 775,180.24
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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.