Finding the Fourth Proportional to 1,144,161.84, 1,716,187.12 and 424,643.70
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Solution
The fourth proportional to 1,144,161.84, 1,716,187.12 and 424,643.70 is: 636,944.90
Step by Step Solution
- Step 1: Write the proportion equation
1,144,161.84 : 1,716,187.12 = 424,643.70 : x - Step 2: Convert to fraction form
1,144,161.84/1,716,187.12 = 424,643.70/x - Step 3: Cross multiply
1,144,161.84x = 1,716,187.12 × 424,643.70 - Step 4: Simplify right side
1,144,161.84x = 728,768,048,529.14 - Step 5: Solve for x
x = 728,768,048,529.14/1,144,161.84 - Step 6: Final answer
x = 636,944.90
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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.