Finding the Fourth Proportional to 3,309,115.98, 4,567,077.24 and 2,020,699.62
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Solution
The fourth proportional to 3,309,115.98, 4,567,077.24 and 2,020,699.62 is: 2,788,869.08
Step by Step Solution
- Step 1: Write the proportion equation
3,309,115.98 : 4,567,077.24 = 2,020,699.62 : x - Step 2: Convert to fraction form
3,309,115.98/4,567,077.24 = 2,020,699.62/x - Step 3: Cross multiply
3,309,115.98x = 4,567,077.24 × 2,020,699.62 - Step 4: Simplify right side
3,309,115.98x = 9,228,691,243,378.65 - Step 5: Solve for x
x = 9,228,691,243,378.65/3,309,115.98 - Step 6: Final answer
x = 2,788,869.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.