Finding the Fourth Proportional to 4,114,867.80, 6,171,309.05 and 1,717,412.79
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Solution
The fourth proportional to 4,114,867.80, 6,171,309.05 and 1,717,412.79 is: 2,575,704.88
Step by Step Solution
- Step 1: Write the proportion equation
4,114,867.80 : 6,171,309.05 = 1,717,412.79 : x - Step 2: Convert to fraction form
4,114,867.80/6,171,309.05 = 1,717,412.79/x - Step 3: Cross multiply
4,114,867.80x = 6,171,309.05 × 1,717,412.79 - Step 4: Simplify right side
4,114,867.80x = 10,598,685,084,925.69 - Step 5: Solve for x
x = 10,598,685,084,925.69/4,114,867.80 - Step 6: Final answer
x = 2,575,704.88
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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.