Finding the Fourth Proportional to 1,472,645.21, 2,208,995.15 and 461,744.55
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Solution
The fourth proportional to 1,472,645.21, 2,208,995.15 and 461,744.55 is: 692,625.40
Step by Step Solution
- Step 1: Write the proportion equation
1,472,645.21 : 2,208,995.15 = 461,744.55 : x - Step 2: Convert to fraction form
1,472,645.21/2,208,995.15 = 461,744.55/x - Step 3: Cross multiply
1,472,645.21x = 2,208,995.15 × 461,744.55 - Step 4: Simplify right side
1,472,645.21x = 1,019,991,469,180.21 - Step 5: Solve for x
x = 1,019,991,469,180.21/1,472,645.21 - Step 6: Final answer
x = 692,625.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.