Finding the Fourth Proportional to 3,832,633.49, 5,289,352.17 and 2,201,355.66
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Solution
The fourth proportional to 3,832,633.49, 5,289,352.17 and 2,201,355.66 is: 3,038,053.43
Step by Step Solution
- Step 1: Write the proportion equation
3,832,633.49 : 5,289,352.17 = 2,201,355.66 : x - Step 2: Convert to fraction form
3,832,633.49/5,289,352.17 = 2,201,355.66/x - Step 3: Cross multiply
3,832,633.49x = 5,289,352.17 × 2,201,355.66 - Step 4: Simplify right side
3,832,633.49x = 11,643,745,337,162.78 - Step 5: Solve for x
x = 11,643,745,337,162.78/3,832,633.49 - Step 6: Final answer
x = 3,038,053.43
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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.