Finding the Fourth Proportional to 1,606,928.70, 2,405,727.45 and 1,560,272.70
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Solution
The fourth proportional to 1,606,928.70, 2,405,727.45 and 1,560,272.70 is: 2,335,878.91
Step by Step Solution
- Step 1: Write the proportion equation
1,606,928.70 : 2,405,727.45 = 1,560,272.70 : x - Step 2: Convert to fraction form
1,606,928.70/2,405,727.45 = 1,560,272.70/x - Step 3: Cross multiply
1,606,928.70x = 2,405,727.45 × 1,560,272.70 - Step 4: Simplify right side
1,606,928.70x = 3,753,590,863,875.62 - Step 5: Solve for x
x = 3,753,590,863,875.62/1,606,928.70 - Step 6: Final answer
x = 2,335,878.91
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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.