Finding the Fourth Proportional to 3,874,106.19, 5,811,159.26 and 1,412,306.67
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Solution
The fourth proportional to 3,874,106.19, 5,811,159.26 and 1,412,306.67 is: 2,118,460.00
Step by Step Solution
- Step 1: Write the proportion equation
3,874,106.19 : 5,811,159.26 = 1,412,306.67 : x - Step 2: Convert to fraction form
3,874,106.19/5,811,159.26 = 1,412,306.67/x - Step 3: Cross multiply
3,874,106.19x = 5,811,159.26 × 1,412,306.67 - Step 4: Simplify right side
3,874,106.19x = 8,207,139,008,652.88 - Step 5: Solve for x
x = 8,207,139,008,652.88/3,874,106.19 - Step 6: Final answer
x = 2,118,460.00
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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.