Finding the Fourth Proportional to 2,110,015.44, 3,161,217.78 and 1,298,988.36
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Solution
The fourth proportional to 2,110,015.44, 3,161,217.78 and 1,298,988.36 is: 1,946,139.83
Step by Step Solution
- Step 1: Write the proportion equation
2,110,015.44 : 3,161,217.78 = 1,298,988.36 : x - Step 2: Convert to fraction form
2,110,015.44/3,161,217.78 = 1,298,988.36/x - Step 3: Cross multiply
2,110,015.44x = 3,161,217.78 × 1,298,988.36 - Step 4: Simplify right side
2,110,015.44x = 4,106,385,099,645.04 - Step 5: Solve for x
x = 4,106,385,099,645.04/2,110,015.44 - Step 6: Final answer
x = 1,946,139.83
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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.