Finding the Fourth Proportional to 1,199,249.98, 1,798,677.92 and 430,588.56
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Solution
The fourth proportional to 1,199,249.98, 1,798,677.92 and 430,588.56 is: 645,812.09
Step by Step Solution
- Step 1: Write the proportion equation
1,199,249.98 : 1,798,677.92 = 430,588.56 : x - Step 2: Convert to fraction form
1,199,249.98/1,798,677.92 = 430,588.56/x - Step 3: Cross multiply
1,199,249.98x = 1,798,677.92 × 430,588.56 - Step 4: Simplify right side
1,199,249.98x = 774,490,131,361.46 - Step 5: Solve for x
x = 774,490,131,361.46/1,199,249.98 - Step 6: Final answer
x = 645,812.09
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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.