Finding the Fourth Proportional to 1,782,919.14, 2,674,772.43 and 660,988.14
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Solution
The fourth proportional to 1,782,919.14, 2,674,772.43 and 660,988.14 is: 991,628.18
Step by Step Solution
- Step 1: Write the proportion equation
1,782,919.14 : 2,674,772.43 = 660,988.14 : x - Step 2: Convert to fraction form
1,782,919.14/2,674,772.43 = 660,988.14/x - Step 3: Cross multiply
1,782,919.14x = 2,674,772.43 × 660,988.14 - Step 4: Simplify right side
1,782,919.14x = 1,767,992,853,428.98 - Step 5: Solve for x
x = 1,767,992,853,428.98/1,782,919.14 - Step 6: Final answer
x = 991,628.18
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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.