Finding the Fourth Proportional to 5,670,453.20, 8,502,742.20 and 1,680,846.80
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Solution
The fourth proportional to 5,670,453.20, 8,502,742.20 and 1,680,846.80 is: 2,520,399.43
Step by Step Solution
- Step 1: Write the proportion equation
5,670,453.20 : 8,502,742.20 = 1,680,846.80 : x - Step 2: Convert to fraction form
5,670,453.20/8,502,742.20 = 1,680,846.80/x - Step 3: Cross multiply
5,670,453.20x = 8,502,742.20 × 1,680,846.80 - Step 4: Simplify right side
5,670,453.20x = 14,291,807,018,094.96 - Step 5: Solve for x
x = 14,291,807,018,094.96/5,670,453.20 - Step 6: Final answer
x = 2,520,399.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.