Finding the Fourth Proportional to 3,446,775.36, 4,756,457.07 and 1,918,882.62
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Solution
The fourth proportional to 3,446,775.36, 4,756,457.07 and 1,918,882.62 is: 2,648,006.28
Step by Step Solution
- Step 1: Write the proportion equation
3,446,775.36 : 4,756,457.07 = 1,918,882.62 : x - Step 2: Convert to fraction form
3,446,775.36/4,756,457.07 = 1,918,882.62/x - Step 3: Cross multiply
3,446,775.36x = 4,756,457.07 × 1,918,882.62 - Step 4: Simplify right side
3,446,775.36x = 9,127,082,804,399.13 - Step 5: Solve for x
x = 9,127,082,804,399.13/3,446,775.36 - Step 6: Final answer
x = 2,648,006.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.