Finding the Fourth Proportional to 2,226,513.08, 3,072,593.99 and 1,207,917.83
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Solution
The fourth proportional to 2,226,513.08, 3,072,593.99 and 1,207,917.83 is: 1,666,929.83
Step by Step Solution
- Step 1: Write the proportion equation
2,226,513.08 : 3,072,593.99 = 1,207,917.83 : x - Step 2: Convert to fraction form
2,226,513.08/3,072,593.99 = 1,207,917.83/x - Step 3: Cross multiply
2,226,513.08x = 3,072,593.99 × 1,207,917.83 - Step 4: Simplify right side
2,226,513.08x = 3,711,441,075,573.12 - Step 5: Solve for x
x = 3,711,441,075,573.12/2,226,513.08 - Step 6: Final answer
x = 1,666,929.83
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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.