Finding the Fourth Proportional to 1,821,441.55, 2,731,975.07 and 606,886.99
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Solution
The fourth proportional to 1,821,441.55, 2,731,975.07 and 606,886.99 is: 910,268.09
Step by Step Solution
- Step 1: Write the proportion equation
1,821,441.55 : 2,731,975.07 = 606,886.99 : x - Step 2: Convert to fraction form
1,821,441.55/2,731,975.07 = 606,886.99/x - Step 3: Cross multiply
1,821,441.55x = 2,731,975.07 × 606,886.99 - Step 4: Simplify right side
1,821,441.55x = 1,658,000,126,987.34 - Step 5: Solve for x
x = 1,658,000,126,987.34/1,821,441.55 - Step 6: Final answer
x = 910,268.09
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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.