Finding the Fourth Proportional to 8,000,605.60, 11,990,410.80 and 3,204,368.80
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Solution
The fourth proportional to 8,000,605.60, 11,990,410.80 and 3,204,368.80 is: 4,802,348.75
Step by Step Solution
- Step 1: Write the proportion equation
8,000,605.60 : 11,990,410.80 = 3,204,368.80 : x - Step 2: Convert to fraction form
8,000,605.60/11,990,410.80 = 3,204,368.80/x - Step 3: Cross multiply
8,000,605.60x = 11,990,410.80 × 3,204,368.80 - Step 4: Simplify right side
8,000,605.60x = 38,421,698,266,703.04 - Step 5: Solve for x
x = 38,421,698,266,703.04/8,000,605.60 - Step 6: Final answer
x = 4,802,348.75
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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.