Finding the Fourth Proportional to 5,708,056.44, 8,556,727.86 and 1,918,889.40
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Solution
The fourth proportional to 5,708,056.44, 8,556,727.86 and 1,918,889.40 is: 2,876,533.29
Step by Step Solution
- Step 1: Write the proportion equation
5,708,056.44 : 8,556,727.86 = 1,918,889.40 : x - Step 2: Convert to fraction form
5,708,056.44/8,556,727.86 = 1,918,889.40/x - Step 3: Cross multiply
5,708,056.44x = 8,556,727.86 × 1,918,889.40 - Step 4: Simplify right side
5,708,056.44x = 16,419,414,389,238.68 - Step 5: Solve for x
x = 16,419,414,389,238.68/5,708,056.44 - Step 6: Final answer
x = 2,876,533.29
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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.