Finding the Fourth Proportional to 2,044,886.92, 2,821,955.16 and 1,185,956.44
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Solution
The fourth proportional to 2,044,886.92, 2,821,955.16 and 1,185,956.44 is: 1,636,626.39
Step by Step Solution
- Step 1: Write the proportion equation
2,044,886.92 : 2,821,955.16 = 1,185,956.44 : x - Step 2: Convert to fraction form
2,044,886.92/2,821,955.16 = 1,185,956.44/x - Step 3: Cross multiply
2,044,886.92x = 2,821,955.16 × 1,185,956.44 - Step 4: Simplify right side
2,044,886.92x = 3,346,715,895,393.23 - Step 5: Solve for x
x = 3,346,715,895,393.23/2,044,886.92 - Step 6: Final answer
x = 1,636,626.39
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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.