Finding the Fourth Proportional to 1,419,202.82, 2,129,744.45 and 779,952.98
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Solution
The fourth proportional to 1,419,202.82, 2,129,744.45 and 779,952.98 is: 1,170,446.18
Step by Step Solution
- Step 1: Write the proportion equation
1,419,202.82 : 2,129,744.45 = 779,952.98 : x - Step 2: Convert to fraction form
1,419,202.82/2,129,744.45 = 779,952.98/x - Step 3: Cross multiply
1,419,202.82x = 2,129,744.45 × 779,952.98 - Step 4: Simplify right side
1,419,202.82x = 1,661,100,515,867.47 - Step 5: Solve for x
x = 1,661,100,515,867.47/1,419,202.82 - Step 6: Final answer
x = 1,170,446.18
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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.