Finding the Fourth Proportional to 1,413,406.26, 2,120,809.93 and 560,459.62
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Solution
The fourth proportional to 1,413,406.26, 2,120,809.93 and 560,459.62 is: 840,967.22
Step by Step Solution
- Step 1: Write the proportion equation
1,413,406.26 : 2,120,809.93 = 560,459.62 : x - Step 2: Convert to fraction form
1,413,406.26/2,120,809.93 = 560,459.62/x - Step 3: Cross multiply
1,413,406.26x = 2,120,809.93 × 560,459.62 - Step 4: Simplify right side
1,413,406.26x = 1,188,628,327,460.03 - Step 5: Solve for x
x = 1,188,628,327,460.03/1,413,406.26 - Step 6: Final answer
x = 840,967.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.