Finding the Fourth Proportional to 5,437,887.24, 7,504,477.06 and 2,990,687.48
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Solution
The fourth proportional to 5,437,887.24, 7,504,477.06 and 2,990,687.48 is: 4,127,254.68
Step by Step Solution
- Step 1: Write the proportion equation
5,437,887.24 : 7,504,477.06 = 2,990,687.48 : x - Step 2: Convert to fraction form
5,437,887.24/7,504,477.06 = 2,990,687.48/x - Step 3: Cross multiply
5,437,887.24x = 7,504,477.06 × 2,990,687.48 - Step 4: Simplify right side
5,437,887.24x = 22,443,545,587,289.21 - Step 5: Solve for x
x = 22,443,545,587,289.21/5,437,887.24 - Step 6: Final answer
x = 4,127,254.68
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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.