Finding the Fourth Proportional to 2,219,226.09, 3,062,501.76 and 1,239,180.24
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Solution
The fourth proportional to 2,219,226.09, 3,062,501.76 and 1,239,180.24 is: 1,710,051.84
Step by Step Solution
- Step 1: Write the proportion equation
2,219,226.09 : 3,062,501.76 = 1,239,180.24 : x - Step 2: Convert to fraction form
2,219,226.09/3,062,501.76 = 1,239,180.24/x - Step 3: Cross multiply
2,219,226.09x = 3,062,501.76 × 1,239,180.24 - Step 4: Simplify right side
2,219,226.09x = 3,794,991,665,957.22 - Step 5: Solve for x
x = 3,794,991,665,957.22/2,219,226.09 - Step 6: Final answer
x = 1,710,051.84
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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.