Finding the Fourth Proportional to 2,026,434.08, 2,796,021.24 and 1,210,478.06
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Solution
The fourth proportional to 2,026,434.08, 2,796,021.24 and 1,210,478.06 is: 1,670,186.26
Step by Step Solution
- Step 1: Write the proportion equation
2,026,434.08 : 2,796,021.24 = 1,210,478.06 : x - Step 2: Convert to fraction form
2,026,434.08/2,796,021.24 = 1,210,478.06/x - Step 3: Cross multiply
2,026,434.08x = 2,796,021.24 × 1,210,478.06 - Step 4: Simplify right side
2,026,434.08x = 3,384,522,366,313.99 - Step 5: Solve for x
x = 3,384,522,366,313.99/2,026,434.08 - Step 6: Final answer
x = 1,670,186.26
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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.