Finding the Fourth Proportional to 1,299,660.62, 1,950,448.77 and 616,549.61
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Solution
The fourth proportional to 1,299,660.62, 1,950,448.77 and 616,549.61 is: 925,278.80
Step by Step Solution
- Step 1: Write the proportion equation
1,299,660.62 : 1,950,448.77 = 616,549.61 : x - Step 2: Convert to fraction form
1,299,660.62/1,950,448.77 = 616,549.61/x - Step 3: Cross multiply
1,299,660.62x = 1,950,448.77 × 616,549.61 - Step 4: Simplify right side
1,299,660.62x = 1,202,548,418,716.24 - Step 5: Solve for x
x = 1,202,548,418,716.24/1,299,660.62 - Step 6: Final answer
x = 925,278.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.