Finding the Fourth Proportional to 1,739,421.08, 2,609,753.12 and 1,057,694.93
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Solution
The fourth proportional to 1,739,421.08, 2,609,753.12 and 1,057,694.93 is: 1,586,920.31
Step by Step Solution
- Step 1: Write the proportion equation
1,739,421.08 : 2,609,753.12 = 1,057,694.93 : x - Step 2: Convert to fraction form
1,739,421.08/2,609,753.12 = 1,057,694.93/x - Step 3: Cross multiply
1,739,421.08x = 2,609,753.12 × 1,057,694.93 - Step 4: Simplify right side
1,739,421.08x = 2,760,322,643,575.68 - Step 5: Solve for x
x = 2,760,322,643,575.68/1,739,421.08 - Step 6: Final answer
x = 1,586,920.31
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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.