Finding the Fourth Proportional to 1,996,068.40, 2,754,571.65 and 1,136,628.63
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Solution
The fourth proportional to 1,996,068.40, 2,754,571.65 and 1,136,628.63 is: 1,568,545.95
Step by Step Solution
- Step 1: Write the proportion equation
1,996,068.40 : 2,754,571.65 = 1,136,628.63 : x - Step 2: Convert to fraction form
1,996,068.40/2,754,571.65 = 1,136,628.63/x - Step 3: Cross multiply
1,996,068.40x = 2,754,571.65 × 1,136,628.63 - Step 4: Simplify right side
1,996,068.40x = 3,130,924,995,093.20 - Step 5: Solve for x
x = 3,130,924,995,093.20/1,996,068.40 - Step 6: Final answer
x = 1,568,545.95
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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.