Finding the Fourth Proportional to 4,429,022.49, 6,112,051.13 and 2,391,831.99
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Solution
The fourth proportional to 4,429,022.49, 6,112,051.13 and 2,391,831.99 is: 3,300,728.19
Step by Step Solution
- Step 1: Write the proportion equation
4,429,022.49 : 6,112,051.13 = 2,391,831.99 : x - Step 2: Convert to fraction form
4,429,022.49/6,112,051.13 = 2,391,831.99/x - Step 3: Cross multiply
4,429,022.49x = 6,112,051.13 × 2,391,831.99 - Step 4: Simplify right side
4,429,022.49x = 14,618,999,405,290.49 - Step 5: Solve for x
x = 14,618,999,405,290.49/4,429,022.49 - Step 6: Final answer
x = 3,300,728.19
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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.