Finding the Fourth Proportional to 2,901,710.99, 4,004,043.23 and 1,677,831.32
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Solution
The fourth proportional to 2,901,710.99, 4,004,043.23 and 1,677,831.32 is: 2,315,223.38
Step by Step Solution
- Step 1: Write the proportion equation
2,901,710.99 : 4,004,043.23 = 1,677,831.32 : x - Step 2: Convert to fraction form
2,901,710.99/4,004,043.23 = 1,677,831.32/x - Step 3: Cross multiply
2,901,710.99x = 4,004,043.23 × 1,677,831.32 - Step 4: Simplify right side
2,901,710.99x = 6,718,109,129,609.91 - Step 5: Solve for x
x = 6,718,109,129,609.91/2,901,710.99 - Step 6: Final answer
x = 2,315,223.38
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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.