Finding the Fourth Proportional to 1,963,642.03, 2,709,809.04 and 1,104,183.97
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Solution
The fourth proportional to 1,963,642.03, 2,709,809.04 and 1,104,183.97 is: 1,523,764.34
Step by Step Solution
- Step 1: Write the proportion equation
1,963,642.03 : 2,709,809.04 = 1,104,183.97 : x - Step 2: Convert to fraction form
1,963,642.03/2,709,809.04 = 1,104,183.97/x - Step 3: Cross multiply
1,963,642.03x = 2,709,809.04 × 1,104,183.97 - Step 4: Simplify right side
1,963,642.03x = 2,992,127,703,729.09 - Step 5: Solve for x
x = 2,992,127,703,729.09/1,963,642.03 - Step 6: Final answer
x = 1,523,764.34
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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.