Finding the Fourth Proportional to 2,823,726.44, 3,894,987.30 and 1,676,979.56
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Solution
The fourth proportional to 2,823,726.44, 3,894,987.30 and 1,676,979.56 is: 2,313,189.41
Step by Step Solution
- Step 1: Write the proportion equation
2,823,726.44 : 3,894,987.30 = 1,676,979.56 : x - Step 2: Convert to fraction form
2,823,726.44/3,894,987.30 = 1,676,979.56/x - Step 3: Cross multiply
2,823,726.44x = 3,894,987.30 × 1,676,979.56 - Step 4: Simplify right side
2,823,726.44x = 6,531,814,088,559.59 - Step 5: Solve for x
x = 6,531,814,088,559.59/2,823,726.44 - Step 6: Final answer
x = 2,313,189.41
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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.