Finding the Fourth Proportional to 1,246,963.97, 1,720,809.24 and 674,004.14
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Solution
The fourth proportional to 1,246,963.97, 1,720,809.24 and 674,004.14 is: 930,125.15
Step by Step Solution
- Step 1: Write the proportion equation
1,246,963.97 : 1,720,809.24 = 674,004.14 : x - Step 2: Convert to fraction form
1,246,963.97/1,720,809.24 = 674,004.14/x - Step 3: Cross multiply
1,246,963.97x = 1,720,809.24 × 674,004.14 - Step 4: Simplify right side
1,246,963.97x = 1,159,832,543,306.21 - Step 5: Solve for x
x = 1,159,832,543,306.21/1,246,963.97 - Step 6: Final answer
x = 930,125.15
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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.