Finding the Fourth Proportional to 4,802,987.97, 7,207,310.67 and 1,772,486.37
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Solution
The fourth proportional to 4,802,987.97, 7,207,310.67 and 1,772,486.37 is: 2,659,773.46
Step by Step Solution
- Step 1: Write the proportion equation
4,802,987.97 : 7,207,310.67 = 1,772,486.37 : x - Step 2: Convert to fraction form
4,802,987.97/7,207,310.67 = 1,772,486.37/x - Step 3: Cross multiply
4,802,987.97x = 7,207,310.67 × 1,772,486.37 - Step 4: Simplify right side
4,802,987.97x = 12,774,859,926,930.57 - Step 5: Solve for x
x = 12,774,859,926,930.57/4,802,987.97 - Step 6: Final answer
x = 2,659,773.46
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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.