Finding the Fourth Proportional to 4,782,127.44, 7,174,741.98 and 2,862,739.74
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Solution
The fourth proportional to 4,782,127.44, 7,174,741.98 and 2,862,739.74 is: 4,295,037.98
Step by Step Solution
- Step 1: Write the proportion equation
4,782,127.44 : 7,174,741.98 = 2,862,739.74 : x - Step 2: Convert to fraction form
4,782,127.44/7,174,741.98 = 2,862,739.74/x - Step 3: Cross multiply
4,782,127.44x = 7,174,741.98 × 2,862,739.74 - Step 4: Simplify right side
4,782,127.44x = 20,539,418,990,392.29 - Step 5: Solve for x
x = 20,539,418,990,392.29/4,782,127.44 - Step 6: Final answer
x = 4,295,037.98
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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.