Finding the Fourth Proportional to 4,943,519.87, 7,412,570.62 and 1,530,859.07
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Solution
The fourth proportional to 4,943,519.87, 7,412,570.62 and 1,530,859.07 is: 2,295,449.65
Step by Step Solution
- Step 1: Write the proportion equation
4,943,519.87 : 7,412,570.62 = 1,530,859.07 : x - Step 2: Convert to fraction form
4,943,519.87/7,412,570.62 = 1,530,859.07/x - Step 3: Cross multiply
4,943,519.87x = 7,412,570.62 × 1,530,859.07 - Step 4: Simplify right side
4,943,519.87x = 11,347,600,924,752.52 - Step 5: Solve for x
x = 11,347,600,924,752.52/4,943,519.87 - Step 6: Final answer
x = 2,295,449.65
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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.