Finding the Fourth Proportional to 2,299,747.80, 3,150,665.76 and 2,213,553.99
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Solution
The fourth proportional to 2,299,747.80, 3,150,665.76 and 2,213,553.99 is: 3,032,579.82
Step by Step Solution
- Step 1: Write the proportion equation
2,299,747.80 : 3,150,665.76 = 2,213,553.99 : x - Step 2: Convert to fraction form
2,299,747.80/3,150,665.76 = 2,213,553.99/x - Step 3: Cross multiply
2,299,747.80x = 3,150,665.76 × 2,213,553.99 - Step 4: Simplify right side
2,299,747.80x = 6,974,168,764,204.38 - Step 5: Solve for x
x = 6,974,168,764,204.38/2,299,747.80 - Step 6: Final answer
x = 3,032,579.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.