Finding the Fourth Proportional to 1,996,018.84, 2,993,984.91 and 556,663.84
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Solution
The fourth proportional to 1,996,018.84, 2,993,984.91 and 556,663.84 is: 834,983.67
Step by Step Solution
- Step 1: Write the proportion equation
1,996,018.84 : 2,993,984.91 = 556,663.84 : x - Step 2: Convert to fraction form
1,996,018.84/2,993,984.91 = 556,663.84/x - Step 3: Cross multiply
1,996,018.84x = 2,993,984.91 × 556,663.84 - Step 4: Simplify right side
1,996,018.84x = 1,666,643,136,902.65 - Step 5: Solve for x
x = 1,666,643,136,902.65/1,996,018.84 - Step 6: Final answer
x = 834,983.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.