Finding the Fourth Proportional to 2,428,342.29, 3,351,551.00 and 1,448,344.13
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Solution
The fourth proportional to 2,428,342.29, 3,351,551.00 and 1,448,344.13 is: 1,998,976.51
Step by Step Solution
- Step 1: Write the proportion equation
2,428,342.29 : 3,351,551.00 = 1,448,344.13 : x - Step 2: Convert to fraction form
2,428,342.29/3,351,551.00 = 1,448,344.13/x - Step 3: Cross multiply
2,428,342.29x = 3,351,551.00 × 1,448,344.13 - Step 4: Simplify right side
2,428,342.29x = 4,854,199,193,246.15 - Step 5: Solve for x
x = 4,854,199,193,246.15/2,428,342.29 - Step 6: Final answer
x = 1,998,976.51
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1.5x scale
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.