Finding the Fourth Proportional to 3,079,709.99, 4,250,262.62 and 1,790,468.63
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Solution
The fourth proportional to 3,079,709.99, 4,250,262.62 and 1,790,468.63 is: 2,470,999.51
Step by Step Solution
- Step 1: Write the proportion equation
3,079,709.99 : 4,250,262.62 = 1,790,468.63 : x - Step 2: Convert to fraction form
3,079,709.99/4,250,262.62 = 1,790,468.63/x - Step 3: Cross multiply
3,079,709.99x = 4,250,262.62 × 1,790,468.63 - Step 4: Simplify right side
3,079,709.99x = 7,609,961,881,419.27 - Step 5: Solve for x
x = 7,609,961,881,419.27/3,079,709.99 - Step 6: Final answer
x = 2,470,999.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.