Finding the Fourth Proportional to 1,949,149.18, 2,921,760.37 and 812,540.17
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Solution
The fourth proportional to 1,949,149.18, 2,921,760.37 and 812,540.17 is: 1,217,991.77
Step by Step Solution
- Step 1: Write the proportion equation
1,949,149.18 : 2,921,760.37 = 812,540.17 : x - Step 2: Convert to fraction form
1,949,149.18/2,921,760.37 = 812,540.17/x - Step 3: Cross multiply
1,949,149.18x = 2,921,760.37 × 812,540.17 - Step 4: Simplify right side
1,949,149.18x = 2,374,047,667,739.06 - Step 5: Solve for x
x = 2,374,047,667,739.06/1,949,149.18 - Step 6: Final answer
x = 1,217,991.77
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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.