Finding the Fourth Proportional to 5,677,207.20, 8,517,779.10 and 2,484,624.60
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Solution
The fourth proportional to 5,677,207.20, 8,517,779.10 and 2,484,624.60 is: 3,727,798.32
Step by Step Solution
- Step 1: Write the proportion equation
5,677,207.20 : 8,517,779.10 = 2,484,624.60 : x - Step 2: Convert to fraction form
5,677,207.20/8,517,779.10 = 2,484,624.60/x - Step 3: Cross multiply
5,677,207.20x = 8,517,779.10 × 2,484,624.60 - Step 4: Simplify right side
5,677,207.20x = 21,163,483,489,225.86 - Step 5: Solve for x
x = 21,163,483,489,225.86/5,677,207.20 - Step 6: Final answer
x = 3,727,798.32
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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.